1 | package org.expeditee.gui;
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2 |
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3 | import java.awt.Color;
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4 | import java.awt.Dimension;
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5 | import java.awt.EventQueue;
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6 | import java.awt.Graphics;
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7 | import java.awt.Graphics2D;
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8 | import java.awt.GraphicsEnvironment;
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9 | import java.awt.Image;
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10 | import java.awt.Rectangle;
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11 | import java.awt.RenderingHints;
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12 | import java.awt.geom.Area;
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13 | import java.awt.image.BufferedImage;
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14 | import java.util.Collection;
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15 | import java.util.Collections;
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16 | import java.util.Comparator;
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17 | import java.util.HashSet;
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18 | import java.util.LinkedList;
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19 | import java.util.List;
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20 | import java.util.ListIterator;
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21 |
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22 | import org.expeditee.items.Circle;
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23 | import org.expeditee.items.Item;
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24 | import org.expeditee.items.ItemUtils;
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25 | import org.expeditee.items.Line;
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26 | import org.expeditee.items.Permission;
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27 | import org.expeditee.items.XRayable;
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28 | import org.expeditee.items.widgets.InteractiveWidget;
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29 | import org.expeditee.items.widgets.WidgetEdge;
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30 |
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31 | public class FrameGraphics {
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32 |
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33 | // the graphics used to paint with
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34 | private static Graphics2D _DisplayGraphics;
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35 |
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36 | // the maximum size that can be used to paint on
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37 | private static Dimension _MaxSize = new Dimension(1000, 1000);
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38 |
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39 | // Final passes to renderering the current frame
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40 | private static LinkedList<FinalFrameRenderPass> _finalPasses = new LinkedList<FinalFrameRenderPass>();
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41 |
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42 | // modes
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43 | public static final int MODE_NORMAL = 0;
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44 |
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45 | public static final int MODE_AUDIENCE = 1;
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46 |
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47 | public static final int MODE_XRAY = 2;
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48 |
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49 | // Start in XRay mode so that errors arnt thrown when parsing the profile
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50 | // frame if it has images on it
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51 | private static int _Mode = MODE_XRAY;
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52 |
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53 | private FrameGraphics() {
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54 | // util constructor
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55 | }
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56 |
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57 | /**
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58 | * If Audience Mode is on this method will toggle it to be off, or
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59 | * vice-versa. This results in the Frame being re-parsed and repainted.
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60 | */
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61 | public static void ToggleAudienceMode() {
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62 | Frame current = DisplayIO.getCurrentFrame();
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63 | if (_Mode == MODE_AUDIENCE)
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64 | _Mode = MODE_NORMAL;
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65 | else {
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66 | _Mode = MODE_AUDIENCE;
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67 | ItemUtils.UpdateConnectedToAnnotations(current.getItems());
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68 | for (Overlay o : current.getOverlays()) {
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69 | ItemUtils.UpdateConnectedToAnnotations(o.Frame.getItems());
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70 | }
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71 | for (Vector v : current.getVectorsDeep()) {
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72 | ItemUtils.UpdateConnectedToAnnotations(v.Frame.getItems());
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73 | }
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74 | }
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75 | FrameUtils.Parse(current);
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76 | DisplayIO.UpdateTitle();
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77 | setMaxSize(new Dimension(_MaxSize.width, MessageBay
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78 | .getMessageBufferHeight()
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79 | + _MaxSize.height));
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80 | refresh(false);
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81 | }
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82 |
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83 | /**
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84 | * If X-Ray Mode is on this method will toggle it to be off, or vice-versa.
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85 | * This results in the Frame being re-parsed and repainted.
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86 | */
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87 | public static void ToggleXRayMode() {
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88 | if (_Mode == MODE_XRAY)
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89 | setMode(MODE_NORMAL, true);
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90 | else
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91 | setMode(MODE_XRAY, true);
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92 | DisplayIO.UpdateTitle();
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93 | FrameMouseActions.getInstance().refreshHighlights();
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94 | FrameMouseActions.updateCursor();
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95 | refresh(false);
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96 | }
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97 |
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98 | public static void setMode(int mode, boolean parse) {
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99 | if (_Mode == mode)
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100 | return;
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101 | _Mode = mode;
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102 | if (parse)
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103 | FrameUtils.Parse(DisplayIO.getCurrentFrame());
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104 | }
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105 |
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106 | /**
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107 | * @return True if Audience Mode is currently on, False otherwise.
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108 | */
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109 | public static boolean isAudienceMode() {
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110 | return _Mode == MODE_AUDIENCE;
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111 | }
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112 |
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113 | /**
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114 | * @return True if X-Ray Mode is currently on, False otherwise.
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115 | */
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116 | public static boolean isXRayMode() {
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117 | return _Mode == MODE_XRAY;
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118 | }
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119 |
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120 | public static void setMaxSize(Dimension max) {
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121 | if (_MaxSize == null)
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122 | _MaxSize = max;
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123 |
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124 | // Hide the message buffer if in audience mode
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125 | int newMaxHeight = max.height
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126 | - (isAudienceMode() ? 0 : MessageBay.MESSAGE_BUFFER_HEIGHT);
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127 | if (newMaxHeight > 0) {
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128 | _MaxSize.setSize(max.width, newMaxHeight);
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129 | }
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130 | Frame current = DisplayIO.getCurrentFrame();
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131 | if (current != null) {
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132 | current.setBuffer(null);
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133 | current.refreshSize();
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134 | if (DisplayIO.isTwinFramesOn()) {
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135 | Frame opposite = DisplayIO.getOppositeFrame();
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136 | //if (opposite != null) {
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137 | opposite.setBuffer(null);
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138 | opposite.refreshSize();
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139 | //}
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140 | }
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141 | }
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142 |
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143 | if (newMaxHeight > 0) {
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144 | MessageBay.updateSize();
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145 | }
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146 | }
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147 |
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148 | public static Dimension getMaxSize() {
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149 | return _MaxSize;
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150 | }
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151 |
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152 | public static Dimension getMaxFrameSize() {
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153 | if (DisplayIO.isTwinFramesOn()) {
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154 | return new Dimension((_MaxSize.width / 2), _MaxSize.height);
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155 | } else
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156 | return _MaxSize;
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157 | }
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158 |
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159 | /**
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160 | * Sets the Graphics2D object that should be used for all painting tasks.
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161 | * Note: Actual painting is done by using g.create() to create temporary
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162 | * instances that are then disposed of using g.dispose().
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163 | *
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164 | * @param g
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165 | * The Graphics2D object to use for all painting
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166 | */
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167 | public static void setDisplayGraphics(Graphics2D g) {
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168 | _DisplayGraphics = g;
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169 | }
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170 |
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171 | /*
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172 | * Displays the given Item on the screen
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173 | */
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174 | static void PaintItem(Graphics2D g, Item i) {
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175 | if (i == null || g == null)
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176 | return;
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177 |
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178 | // do not paint annotation items in audience mode
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179 | if (!isAudienceMode()
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180 | || (isAudienceMode() && !i.isConnectedToAnnotation() && !i
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181 | .isAnnotation()) || i == FrameUtils.getLastEdited()) {
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182 |
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183 | Graphics2D tg = (Graphics2D) g.create();
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184 | i.paint(tg);
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185 | tg.dispose();
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186 | }
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187 | }
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188 |
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189 | /**
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190 | * Adds all the scaled vector items for a frame into a list. It uses
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191 | * recursion to get the items from nested vector frames.
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192 | *
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193 | * @param items
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194 | * the list into which the vector items will be placed.
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195 | * @param vector
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196 | * the frame containing vecor items.
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197 | * @param seenVectors
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198 | * the vectors which should be ignored to prevent infinate loops.
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199 | * @param origin
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200 | * start point for this frame or null if it is a top level frame.
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201 | * @param scale
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202 | * the factor by which the item on the vector frame are to be
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203 | * scaled.
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204 | */
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205 | // public static void AddAllVectorItems(List<Item> items, Vector vector,
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206 | // Collection<Frame> seenVectors) {
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207 | // // Check all the vector items and add the items on the vectors
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208 | // if (seenVectors.contains(vector))
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209 | // return;
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210 | // seenVectors.add(vector);
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211 | //
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212 | // float originX = origin == null ? 0 : origin.x;
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213 | // float originY = origin == null ? 0 : origin.y;
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214 | //
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215 | // for (Vector o : vector.getVectors())
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216 | // AddAllVectorItems(items, o.Frame, new HashSet<Frame>(seenVectors),
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217 | // new Point2D.Float(originX + o.Origin.x * scale, originY
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218 | // + o.Origin.y * scale), o.Scale * scale,
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219 | // o.Foreground, o.Background);
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220 | // // if its the original frame then were done
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221 | // if (origin == null) {
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222 | // ItemUtils.EnclosedCheck(items);
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223 | // return;
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224 | // }
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225 | // // Put copies of the items shifted to the origin of the VectorTag
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226 | // items.addAll(ItemUtils
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227 | // .CopyItems(vector.getNonAnnotationItems(), vector));
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228 | //
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229 | // }
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230 | /**
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231 | * Recursive function similar to AddAllOverlayItems.
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232 | *
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233 | * @param widgets
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234 | * The collection the widgets will be added to
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235 | * @param overlay
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236 | * An "overlay" frame - this intially will be the parent frame
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237 | * @param seenOverlays
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238 | * Used for state in the recursion stack. Pass as an empty
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239 | * (non-null) list.
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240 | */
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241 | public static void AddAllOverlayWidgets(List<InteractiveWidget> widgets,
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242 | Frame overlay, List<Frame> seenOverlays) {
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243 | if (seenOverlays.contains(overlay))
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244 | return;
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245 |
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246 | seenOverlays.add(overlay);
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247 |
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248 | for (Overlay o : overlay.getOverlays())
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249 | AddAllOverlayWidgets(widgets, o.Frame, seenOverlays);
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250 |
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251 | widgets.addAll(overlay.getInteractiveWidgets());
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252 | }
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253 |
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254 | private static Image Paint(Frame toPaint, Area clip) {
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255 | return Paint(toPaint, clip, true, true);
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256 | }
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257 |
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258 | /**
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259 | *
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260 | * @param toPaint
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261 | * @param clip
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262 | * If null, then no clip applied.
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263 | * @param isActualFrame
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264 | * @return
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265 | */
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266 | private static Image Paint(Frame toPaint, Area clip, boolean isActualFrame, boolean createVolitile) {
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267 | if (toPaint == null)
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268 | return null;
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269 |
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270 | // the buffer is not valid, so it must be recreated
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271 | if (!toPaint.isBufferValid()) {
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272 | Image buffer = toPaint.getBuffer();
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273 | if (buffer == null) {
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274 | GraphicsEnvironment ge = GraphicsEnvironment
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275 | .getLocalGraphicsEnvironment();
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276 | if (createVolitile) {
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277 | buffer = ge.getDefaultScreenDevice()
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278 | .getDefaultConfiguration()
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279 | .createCompatibleVolatileImage(_MaxSize.width,
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280 | _MaxSize.height);
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281 | } else {
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282 | buffer = new BufferedImage(_MaxSize.width, _MaxSize.height,
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283 | BufferedImage.TYPE_INT_ARGB);
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284 | }
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285 | toPaint.setBuffer(buffer);
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286 | }
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287 |
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288 | Graphics2D bg = (Graphics2D) buffer.getGraphics();
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289 | paintFrame(toPaint, clip, isActualFrame, createVolitile, bg);
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290 |
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291 | bg.dispose();
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292 | }
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293 |
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294 | return toPaint.getBuffer();
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295 | }
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296 |
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297 | /**
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298 | * @param toPaint
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299 | * @param clip
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300 | * @param isActualFrame
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301 | * @param createVolitile
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302 | * @param bg
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303 | */
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304 | public static void paintFrame(Frame toPaint, Area clip, boolean isActualFrame, boolean createVolitile, Graphics2D bg) {
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305 | bg.setClip(clip);
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306 |
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307 | // TODO: Revise images and clip - VERY IMPORTANT
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308 |
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309 | // Nicer looking lines, but may be too jerky while
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310 | // rubber-banding on older machines
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311 | if (UserSettings.AntiAlias)
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312 | bg.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
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313 | RenderingHints.VALUE_ANTIALIAS_ON);
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314 | // If we are doing @f etc... then have a clear background if its the
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315 | // default background color
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316 | Color backgroundColor = null;
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317 | // Need to allow transparency for frameImages
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318 | if (createVolitile) {
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319 | backgroundColor = toPaint.getPaintBackgroundColor();
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320 | }else{
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321 | backgroundColor = toPaint.getBackgroundColor();
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322 | if (backgroundColor == null)
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323 | backgroundColor = Item.TRANSPARENT;
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324 | }
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325 |
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326 | bg.setColor(backgroundColor);
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327 | // bg.setColor(Color.pink); // TODO: TEMP FOR DEBUGGING
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328 |
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329 | bg.fillRect(0, 0, _MaxSize.width, _MaxSize.height);
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330 |
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331 | List<Item> visibleItems = new LinkedList<Item>();
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332 | List<InteractiveWidget> paintWidgets;
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333 |
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334 | if (isActualFrame) {
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335 | // Add all the items for this frame and any other from other
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336 | // frames
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337 | visibleItems.addAll(toPaint.getAllItems());
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338 | paintWidgets = new LinkedList<InteractiveWidget>();
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339 | AddAllOverlayWidgets(paintWidgets, toPaint,
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340 | new LinkedList<Frame>());
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341 | } else {
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342 | visibleItems.addAll(toPaint.getVisibleItems());
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343 | visibleItems.addAll(toPaint.getVectorItems());
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344 | paintWidgets = toPaint.getInteractiveWidgets();
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345 | }
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346 |
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347 | HashSet<Item> paintedFillsAndLines = new HashSet<Item>();
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348 | // FIRST: Paint widgets swing gui (not expeditee gui) .
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349 | // Note that these are the anchored widgets
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350 | ListIterator<InteractiveWidget> widgetItor = paintWidgets.listIterator(paintWidgets.size());
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351 | while (widgetItor.hasPrevious()) {
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352 | //Paint first-in-last-serve ordering - like swing
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353 | //If it is done the other way around then widgets are covered up by the box that is supposed to be underneath
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354 | InteractiveWidget iw = widgetItor.previous();
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355 | if (clip == null
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356 | || clip.intersects(iw.getComponant().getBounds())){
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357 | iw.paint(bg);
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358 | PaintItem(bg, iw.getItems().get(4));
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359 | paintedFillsAndLines.addAll(iw.getItems());
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360 | }
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361 | }
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362 |
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363 | // Filter out items that do not need to be painted
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364 | List<Item> paintItems;
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365 | HashSet<Item> fillOnlyItems = null; // only contains items that do
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366 | // not need drawing but fills
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367 | // might
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368 |
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369 | if (clip == null) {
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370 | paintItems = visibleItems;
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371 | } else {
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372 | fillOnlyItems = new HashSet<Item>();
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373 | paintItems = new LinkedList<Item>();
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374 | for (Item i : visibleItems) {
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375 | if (i.isInDrawingArea(clip)) {
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376 | paintItems.add(i);
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377 | } else if (i.isEnclosed()) {
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378 | // just add all fill items despite possibility of fills
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379 | // not being in clip
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380 | // because it will be faster than having to test twice
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381 | // for fills that do need
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382 | // repainting.
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383 | fillOnlyItems.add(i);
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384 | }
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385 | }
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386 | }
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387 | // Only paint files and lines once ... between anchored AND free
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388 | // items
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389 | PaintPictures(bg, paintItems, fillOnlyItems, paintedFillsAndLines);
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390 | PaintLines(bg, visibleItems);
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391 |
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392 | // Filter out free items that do not need to be painted
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393 | // This is efficient in cases with animation while free items exist
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394 |
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395 | List<Item> freeItemsToPaint = new LinkedList<Item>();
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396 | // Dont paint the free items for the other frame in twin frames mode
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397 | // if (toPaint == DisplayIO.getCurrentFrame()) {
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398 | if (clip == null) {
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399 | freeItemsToPaint = FreeItems.getInstance();
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400 | } else {
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401 | freeItemsToPaint = new LinkedList<Item>();
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402 | fillOnlyItems.clear();
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403 | for (Item i : FreeItems.getInstance()) {
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404 | if (i.isInDrawingArea(clip)) {
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405 | freeItemsToPaint.add(i);
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406 | } else if (i.isEnclosed()) {
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407 | fillOnlyItems.add(i);
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408 | }
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409 | }
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410 | }
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411 | // }
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412 |
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413 | if (isActualFrame && toPaint == DisplayIO.getCurrentFrame())
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414 | PaintPictures(bg, freeItemsToPaint, fillOnlyItems,
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415 | paintedFillsAndLines);
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416 | // TODO if we can get transparency with FreeItems.getInstance()...
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417 | // then text can be done before freeItems
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418 | PaintNonLinesNonPicture(bg, paintItems);
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419 |
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420 | // toPaint.setBufferValid(true);
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421 |
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422 | if (isActualFrame && !isAudienceMode()) {
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423 | PaintItem(bg, toPaint.getNameItem());
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424 | }
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425 |
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426 | if (DisplayIO.isTwinFramesOn()) {
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427 | List<Item> lines = new LinkedList<Item>();
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428 | for (Item i : freeItemsToPaint) {
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429 | if (i instanceof Line) {
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430 | Line line = (Line) i;
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431 |
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432 | if (toPaint == DisplayIO.getCurrentFrame()) {
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433 | // If exactly one end of the line is floating...
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434 |
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435 | if (line.getEndItem().isFloating()
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436 | ^ line.getStartItem().isFloating()) {
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437 | // Line l = TransposeLine(line,
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438 | // line.getEndItem(),
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439 | // toPaint, 0, 0);
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440 | // if (l == null)
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441 | // l = TransposeLine(line,
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442 | // line.getStartItem(), toPaint, 0, 0);
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443 | // if (l == null)
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444 | // l = line;
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445 | // lines.add(l);
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446 | } else {
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447 | // lines.add(line);
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448 | }
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449 | } else {
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450 | // if (line.getEndItem().isFloating()
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451 | // ^ line.getStartItem().isFloating()) {
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452 | // lines.add(TransposeLine(line,
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453 | // line.getEndItem(), toPaint,
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454 | // FrameMouseActions.getY(), -DisplayIO
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455 | // .getMiddle()));
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456 | // lines.add(TransposeLine(line, line
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457 | // .getStartItem(), toPaint,
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458 | // FrameMouseActions.getY(), -DisplayIO
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459 | // .getMiddle()));
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460 | // }
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461 | }
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462 | }
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463 | }
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464 | if (isActualFrame)
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465 | PaintLines(bg, lines);
|
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466 | } else {
|
---|
467 | // Dont paint the
|
---|
468 | if (isActualFrame)
|
---|
469 | PaintLines(bg, freeItemsToPaint);
|
---|
470 | }
|
---|
471 |
|
---|
472 | if (isActualFrame && toPaint == DisplayIO.getCurrentFrame())
|
---|
473 | PaintNonLinesNonPicture(bg, freeItemsToPaint);
|
---|
474 |
|
---|
475 | // Repaint popups / drags... As well as final passes
|
---|
476 | if (isActualFrame) {
|
---|
477 | PopupManager.getInstance().paintLayeredPane(bg, clip);
|
---|
478 | for (FinalFrameRenderPass pass : _finalPasses) {
|
---|
479 | pass.paint(bg);
|
---|
480 | }
|
---|
481 | }
|
---|
482 | }
|
---|
483 |
|
---|
484 | // creates a new line so that lines are shown correctly when spanning
|
---|
485 | // across frames in TwinFrames mode
|
---|
486 | private static Line TransposeLine(Line line, Item d, Frame toPaint,
|
---|
487 | int base, int adj) {
|
---|
488 | Line nl = null;
|
---|
489 |
|
---|
490 | if (toPaint != DisplayIO.getCurrentFrame() && d.getParent() == null
|
---|
491 | && line.getOppositeEnd(d).getParent() == toPaint) {
|
---|
492 | nl = line.copy();
|
---|
493 | if (d == line.getStartItem())
|
---|
494 | d = nl.getStartItem();
|
---|
495 | else
|
---|
496 | d = nl.getEndItem();
|
---|
497 |
|
---|
498 | if (DisplayIO.FrameOnSide(toPaint) == 0)
|
---|
499 | d.setX(base);
|
---|
500 | else
|
---|
501 | d.setX(base + adj);
|
---|
502 |
|
---|
503 | } else if (toPaint == DisplayIO.getCurrentFrame()
|
---|
504 | && d.getParent() == null
|
---|
505 | && line.getOppositeEnd(d).getParent() != toPaint) {
|
---|
506 | nl = line.copy();
|
---|
507 |
|
---|
508 | if (d == line.getStartItem())
|
---|
509 | d = nl.getEndItem();
|
---|
510 | else
|
---|
511 | d = nl.getStartItem();
|
---|
512 |
|
---|
513 | if (DisplayIO.FrameOnSide(toPaint) == 1)
|
---|
514 | d.setX(d.getX() - DisplayIO.getMiddle());
|
---|
515 | else
|
---|
516 | d.setX(d.getX() + DisplayIO.getMiddle());
|
---|
517 | }
|
---|
518 | if (nl != null) {
|
---|
519 | nl.invalidateAll();
|
---|
520 | FrameGraphics.requestRefresh(true);
|
---|
521 | }
|
---|
522 | return nl;
|
---|
523 | }
|
---|
524 |
|
---|
525 | private static void Paint(Graphics g, Image left, Image right,
|
---|
526 | Color background) {
|
---|
527 |
|
---|
528 | // if TwinFrames mode is on, then clipping etc has to be set
|
---|
529 | if (DisplayIO.isTwinFramesOn()) {
|
---|
530 | // draw the two lines down the middle of the window
|
---|
531 | if (left != null)
|
---|
532 | left.getGraphics().drawLine(DisplayIO.getMiddle() - 2, 0,
|
---|
533 | DisplayIO.getMiddle() - 2, _MaxSize.height);
|
---|
534 |
|
---|
535 | if (right != null)
|
---|
536 | right.getGraphics().drawLine(0, 0, 0, _MaxSize.height);
|
---|
537 |
|
---|
538 | // set the clipping area
|
---|
539 | ((Graphics2D) g).setClip(0, 0, DisplayIO.getMiddle() - 1,
|
---|
540 | _MaxSize.height);
|
---|
541 | g.drawImage(left, 0, 0, Item.DEFAULT_BACKGROUND, null);
|
---|
542 | ((Graphics2D) g).setClip(null);
|
---|
543 | g.drawImage(right, DisplayIO.getMiddle() + 1, 0,
|
---|
544 | Item.DEFAULT_BACKGROUND, null);
|
---|
545 |
|
---|
546 | // otherwise, just draw whichever side is active
|
---|
547 | } else {
|
---|
548 | if (DisplayIO.getCurrentSide() == 0)
|
---|
549 | g.drawImage(left, 0, 0, Item.DEFAULT_BACKGROUND, null);
|
---|
550 | else
|
---|
551 | g.drawImage(right, 0, 0, Item.DEFAULT_BACKGROUND, null);
|
---|
552 | }
|
---|
553 |
|
---|
554 | }
|
---|
555 |
|
---|
556 | public static void Clear() {
|
---|
557 | Graphics g = _DisplayGraphics.create();
|
---|
558 | g.setColor(Color.WHITE);
|
---|
559 | g.fillRect(0, 0, _MaxSize.width, _MaxSize.height);
|
---|
560 | g.dispose();
|
---|
561 | }
|
---|
562 |
|
---|
563 | private static void PaintNonLinesNonPicture(Graphics2D g, List<Item> toPaint) {
|
---|
564 | for (Item i : toPaint)
|
---|
565 | if (!(i instanceof Line) && !(i instanceof XRayable))
|
---|
566 | PaintItem(g, i);
|
---|
567 | }
|
---|
568 |
|
---|
569 | /**
|
---|
570 | * Paint the lines that are not part of an enclosure.
|
---|
571 | *
|
---|
572 | * @param g
|
---|
573 | * @param toPaint
|
---|
574 | */
|
---|
575 | private static void PaintLines(Graphics2D g, List<Item> toPaint) {
|
---|
576 | // Use this set to keep track of the items that have been painted
|
---|
577 | Collection<Item> done = new HashSet<Item>();
|
---|
578 | for (Item i : toPaint)
|
---|
579 | if (i instanceof Line) {
|
---|
580 | Line l = (Line) i;
|
---|
581 | if (done.contains(l)) {
|
---|
582 | l.paintArrows(g);
|
---|
583 | } else {
|
---|
584 | // When painting a line all connected lines are painted too
|
---|
585 | done.addAll(l.getAllConnected());
|
---|
586 | if (l.getStartItem().getEnclosedArea() == 0)
|
---|
587 | PaintItem(g, i);
|
---|
588 | }
|
---|
589 | }
|
---|
590 | }
|
---|
591 |
|
---|
592 | /**
|
---|
593 | * Paint filled areas and their surrounding lines as well as pictures. Note:
|
---|
594 | * floating widgets are painted as fills
|
---|
595 | *
|
---|
596 | * @param g
|
---|
597 | * @param toPaint
|
---|
598 | */
|
---|
599 | private static void PaintPictures(Graphics2D g, List<Item> toPaint,
|
---|
600 | HashSet<Item> fillOnlyItems, HashSet<Item> done) {
|
---|
601 |
|
---|
602 | List<Item> toFill = new LinkedList<Item>();
|
---|
603 | for (Item i : toPaint) {
|
---|
604 | // Ignore items that have already been done!
|
---|
605 | // Also ignore invisible items..
|
---|
606 | // TODO possibly ignore invisible items before coming to this
|
---|
607 | // method?
|
---|
608 | if (done.contains(i))
|
---|
609 | continue;
|
---|
610 | if (i instanceof XRayable) {
|
---|
611 | toFill.add(i);
|
---|
612 | done.addAll(i.getConnected());
|
---|
613 | } else if (i.hasEnclosures()) {
|
---|
614 | for (Item enclosure : i.getEnclosures()) {
|
---|
615 | if (!toFill.contains(enclosure))
|
---|
616 | toFill.add(enclosure);
|
---|
617 | }
|
---|
618 | done.addAll(i.getConnected());
|
---|
619 | } else if (i.isLineEnd()
|
---|
620 | && (!isAudienceMode() || !i.isConnectedToAnnotation())) {
|
---|
621 | toFill.add(i);
|
---|
622 | done.addAll(i.getAllConnected());
|
---|
623 | }
|
---|
624 | }
|
---|
625 |
|
---|
626 | if (fillOnlyItems != null) {
|
---|
627 | for (Item i : fillOnlyItems) {
|
---|
628 | if (done.contains(i))
|
---|
629 | continue;
|
---|
630 | else if (!isAudienceMode() || !i.isConnectedToAnnotation()) {
|
---|
631 | toFill.add(i);
|
---|
632 | }
|
---|
633 | done.addAll(i.getAllConnected());
|
---|
634 | }
|
---|
635 | }
|
---|
636 |
|
---|
637 | // Sort the items to fill
|
---|
638 | Collections.sort(toFill, new Comparator<Item>() {
|
---|
639 | public int compare(Item a, Item b) {
|
---|
640 | Double aArea = a.getEnclosedArea();
|
---|
641 | Double bArea = b.getEnclosedArea();
|
---|
642 | int cmp = aArea.compareTo(bArea);
|
---|
643 | if (cmp == 0) {
|
---|
644 | // System.out.println(a.getEnclosureID() + " " + b.getID());
|
---|
645 | return new Integer(a.getEnclosureID()).compareTo(b
|
---|
646 | .getEnclosureID());
|
---|
647 | }
|
---|
648 | return cmp * -1;
|
---|
649 | }
|
---|
650 | });
|
---|
651 | for (Item i : toFill) {
|
---|
652 | if (i instanceof XRayable) {
|
---|
653 | PaintItem(g, i);
|
---|
654 | } else {
|
---|
655 | // Paint the fill and lines
|
---|
656 | i.paintFill(g);
|
---|
657 | List<Line> lines = i.getLines();
|
---|
658 | if (lines.size() > 0)
|
---|
659 | PaintItem(g, lines.get(0));
|
---|
660 | }
|
---|
661 | }
|
---|
662 | }
|
---|
663 |
|
---|
664 | /**
|
---|
665 | * Highlights an item on the screen Note: All graphics are handled by the
|
---|
666 | * Item itself.
|
---|
667 | *
|
---|
668 | * @param i
|
---|
669 | * The Item to highlight.
|
---|
670 | * @param val
|
---|
671 | * True if the highlighting is being shown, false if it is being
|
---|
672 | * erased.
|
---|
673 | * @return the item that was highlighted
|
---|
674 | */
|
---|
675 | public static Item Highlight(Item i) {
|
---|
676 | if ((i instanceof Line)) {
|
---|
677 | // Check if within 20% of the end of the line
|
---|
678 | Line l = (Line) i;
|
---|
679 | Item toDisconnect = l.getEndPointToDisconnect(Math
|
---|
680 | .round(FrameMouseActions.MouseX), Math
|
---|
681 | .round(FrameMouseActions.MouseY));
|
---|
682 |
|
---|
683 | // Brook: Widget Edges do not have such a context
|
---|
684 | if (toDisconnect != null && !(i instanceof WidgetEdge)) {
|
---|
685 | Item.HighlightMode newMode = toDisconnect.getHighlightMode();
|
---|
686 | if (FreeItems.itemsAttachedToCursor())
|
---|
687 | newMode = Item.HighlightMode.Normal;
|
---|
688 | // unhighlight all the other dots
|
---|
689 | for (Item conn : toDisconnect.getAllConnected()) {
|
---|
690 | conn.setHighlightMode(Item.HighlightMode.None);
|
---|
691 | }
|
---|
692 | l.setHighlightMode(newMode);
|
---|
693 | // highlight the dot that will be in disconnect mode
|
---|
694 | toDisconnect.setHighlightMode(newMode);
|
---|
695 | i = toDisconnect;
|
---|
696 | } else {
|
---|
697 | Collection<Item> connected = i.getAllConnected();
|
---|
698 | for (Item conn : connected) {
|
---|
699 | conn.setHighlightMode(Item.HighlightMode.Connected);
|
---|
700 | }
|
---|
701 | }
|
---|
702 | } else if (i instanceof Circle) {
|
---|
703 | i.setHighlightMode(Item.HighlightMode.Connected);
|
---|
704 | } else {
|
---|
705 | // FrameGraphics.ChangeSelectionMode(i,
|
---|
706 | // Item.SelectedMode.Normal);
|
---|
707 | // For polygons need to make sure all other endpoints are
|
---|
708 | // unHighlighted
|
---|
709 | if (i.hasPermission(Permission.full))
|
---|
710 | changeHighlightMode(i, Item.HighlightMode.Normal,
|
---|
711 | Item.HighlightMode.None);
|
---|
712 | else
|
---|
713 | changeHighlightMode(i, Item.HighlightMode.Connected,
|
---|
714 | Item.HighlightMode.Connected);
|
---|
715 | }
|
---|
716 | Repaint();
|
---|
717 | return i;
|
---|
718 | }
|
---|
719 |
|
---|
720 | public static void changeHighlightMode(Item item, Item.HighlightMode newMode) {
|
---|
721 | changeHighlightMode(item, newMode, newMode);
|
---|
722 | }
|
---|
723 |
|
---|
724 | public static void changeHighlightMode(Item item,
|
---|
725 | Item.HighlightMode newMode, Item.HighlightMode connectedNewMode) {
|
---|
726 | if (item == null)
|
---|
727 | return;
|
---|
728 | // Mike: TODO comment on why the line below is used!!
|
---|
729 | // I forgot already!!Opps
|
---|
730 | boolean freeItem = FreeItems.getInstance().contains(item);
|
---|
731 | for (Item i : item.getAllConnected()) {
|
---|
732 | if (/* freeItem || */!FreeItems.getInstance().contains(i)) {
|
---|
733 | i.setHighlightMode(connectedNewMode);
|
---|
734 | }
|
---|
735 | }
|
---|
736 | if (!freeItem && newMode != connectedNewMode)
|
---|
737 | item.setHighlightMode(newMode);
|
---|
738 | Repaint();
|
---|
739 | }
|
---|
740 |
|
---|
741 | /**
|
---|
742 | * Repaints the buffer of the given Frame.
|
---|
743 | *
|
---|
744 | * @param toUpdate
|
---|
745 | * The Frame whose buffer is to be repainted.
|
---|
746 | */
|
---|
747 |
|
---|
748 | public static void UpdateBuffer(Frame toUpdate, boolean paintOverlays, boolean useVolitile) {
|
---|
749 | toUpdate.setBuffer(getBuffer(toUpdate, paintOverlays, useVolitile));
|
---|
750 | }
|
---|
751 |
|
---|
752 | public static Image getBuffer(Frame toUpdate, boolean paintOverlays, boolean useVolitile){
|
---|
753 | if (toUpdate == null)
|
---|
754 | return null;
|
---|
755 |
|
---|
756 | return Paint(toUpdate, null, paintOverlays, useVolitile);
|
---|
757 | }
|
---|
758 |
|
---|
759 | public static int getMode() {
|
---|
760 | return _Mode;
|
---|
761 | }
|
---|
762 |
|
---|
763 | public static Graphics createGraphics() {
|
---|
764 | // Error messages on start up will call this message before
|
---|
765 | // _DisplayGraphics has been initialised
|
---|
766 | if (_DisplayGraphics == null)
|
---|
767 | return null;
|
---|
768 | return _DisplayGraphics.create();
|
---|
769 | }
|
---|
770 |
|
---|
771 | // Damaged areas pending to render. Accessessed by multiple threads
|
---|
772 | private static HashSet<Rectangle> damagedAreas = new HashSet<Rectangle>();
|
---|
773 |
|
---|
774 | /** The clip used while paiting */
|
---|
775 | private static Area currentClip;
|
---|
776 |
|
---|
777 | /**
|
---|
778 | * The current clip that is used for painting at this instant.
|
---|
779 | *
|
---|
780 | * Intention: for extra clipping within an items paint method - the clip is
|
---|
781 | * lost in the graphics object for which can be regained via this method.
|
---|
782 | *
|
---|
783 | * @return
|
---|
784 | * The current clip. Null if no clip (e.g. full screen render).
|
---|
785 | */
|
---|
786 | public static Area getCurrentClip() {
|
---|
787 | return (currentClip != null) ? (Area)currentClip.clone() : null;
|
---|
788 | }
|
---|
789 |
|
---|
790 | /**
|
---|
791 | * Checks that the item is visible (on current frame && overlays) - if
|
---|
792 | * visible then damaged area will be re-rendered on the next refresh.
|
---|
793 | *
|
---|
794 | * @param damagedItem
|
---|
795 | * @param toRepaint
|
---|
796 | */
|
---|
797 | public static void invalidateItem(Item damagedItem, Rectangle toRepaint) {
|
---|
798 | // Only add area to repaint if item is visible...
|
---|
799 | if (ItemUtils.isVisible(damagedItem)) {
|
---|
800 | synchronized (damagedAreas) {
|
---|
801 | damagedAreas.add(toRepaint);
|
---|
802 | }
|
---|
803 | } else if (MessageBay.isMessageItem(damagedItem)) {
|
---|
804 | MessageBay.addDirtyArea(toRepaint);
|
---|
805 | }
|
---|
806 | }
|
---|
807 |
|
---|
808 | /**
|
---|
809 | * The given area will be re-rendered in the next refresh. This is the
|
---|
810 | * quicker version and is more useful for re-rendering animated areas.
|
---|
811 | *
|
---|
812 | * @param toRepaint
|
---|
813 | */
|
---|
814 | public static void invalidateArea(Rectangle toRepaint) {
|
---|
815 | synchronized (damagedAreas) {
|
---|
816 | damagedAreas.add(toRepaint);
|
---|
817 | }
|
---|
818 | }
|
---|
819 |
|
---|
820 | public static void clearInvalidAreas() {
|
---|
821 | synchronized (damagedAreas) {
|
---|
822 | damagedAreas.clear();
|
---|
823 | }
|
---|
824 | }
|
---|
825 |
|
---|
826 | /**
|
---|
827 | * Invalidates the buffered image of the current Frame and forces it to be
|
---|
828 | * repainted on to the screen. Repaints all items. This is more expensive
|
---|
829 | * than refresh.
|
---|
830 | */
|
---|
831 | public static void ForceRepaint() { // TODO: TEMP: Use refresh
|
---|
832 | Frame current = DisplayIO.getCurrentFrame();
|
---|
833 |
|
---|
834 | if (current == null)
|
---|
835 | return;
|
---|
836 | refresh(false);
|
---|
837 | }
|
---|
838 |
|
---|
839 | public static void Repaint() { // TODO: TEMP: Use refresh
|
---|
840 | refresh(true);
|
---|
841 | }
|
---|
842 |
|
---|
843 | /**
|
---|
844 | * Called to refresh the display screen. Thread safe.
|
---|
845 | */
|
---|
846 | public static void refresh(boolean useInvalidation) {
|
---|
847 |
|
---|
848 | if (_DisplayGraphics == null || _MaxSize.width <= 0
|
---|
849 | || _MaxSize.height <= 0)
|
---|
850 | return;
|
---|
851 |
|
---|
852 | currentClip = null;
|
---|
853 | if (useInvalidation) { // build clip
|
---|
854 |
|
---|
855 | synchronized (damagedAreas) {
|
---|
856 | if (!damagedAreas.isEmpty()) {
|
---|
857 |
|
---|
858 | for (Rectangle r : damagedAreas) {
|
---|
859 | if (currentClip == null)
|
---|
860 | currentClip = new Area(r);
|
---|
861 | else
|
---|
862 | currentClip.add(new Area(r));
|
---|
863 | }
|
---|
864 | damagedAreas.clear();
|
---|
865 |
|
---|
866 | } else if (MessageBay.isDirty()) {
|
---|
867 | // Paint dirty message bay
|
---|
868 | Graphics dg = _DisplayGraphics.create();
|
---|
869 | MessageBay.refresh(true, dg, Item.DEFAULT_BACKGROUND);
|
---|
870 | return;
|
---|
871 |
|
---|
872 | } else return; // nothing to render
|
---|
873 | }
|
---|
874 |
|
---|
875 | } else {
|
---|
876 | synchronized (damagedAreas) {
|
---|
877 | damagedAreas.clear();
|
---|
878 | }
|
---|
879 | // System.out.println("FULLSCREEN REFRESH"); // TODO: REMOVE
|
---|
880 | }
|
---|
881 |
|
---|
882 | Frame[] toPaint = DisplayIO.getFrames();
|
---|
883 | Image left = Paint(toPaint[0], currentClip);
|
---|
884 | Image right = Paint(toPaint[1], currentClip);
|
---|
885 |
|
---|
886 | Graphics dg = _DisplayGraphics.create();
|
---|
887 |
|
---|
888 | // Paint frame to window
|
---|
889 | Paint(dg, left, right, Item.DEFAULT_BACKGROUND);
|
---|
890 |
|
---|
891 | // Paint any animations
|
---|
892 | PopupManager.getInstance().paintAnimations();
|
---|
893 |
|
---|
894 | // Paint message bay
|
---|
895 | MessageBay.refresh(useInvalidation, dg, Item.DEFAULT_BACKGROUND);
|
---|
896 |
|
---|
897 | dg.dispose();
|
---|
898 | }
|
---|
899 |
|
---|
900 | /**
|
---|
901 | * If wanting to refresh from another thread - other than the main thread
|
---|
902 | * that handles the expeditee datamodel (modifying / accessing / rendering).
|
---|
903 | * Use this method for thread safety.
|
---|
904 | */
|
---|
905 | public static synchronized void requestRefresh(boolean useInvalidation) {
|
---|
906 |
|
---|
907 | _requestMarsheller._useInvalidation = useInvalidation;
|
---|
908 |
|
---|
909 | if (_requestMarsheller._isQueued) {
|
---|
910 | return;
|
---|
911 | }
|
---|
912 |
|
---|
913 | _requestMarsheller._isQueued = true;
|
---|
914 | EventQueue.invokeLater(_requestMarsheller); // Render on AWT thread
|
---|
915 | }
|
---|
916 |
|
---|
917 | private static RenderRequestMarsheller _requestMarsheller = new FrameGraphics().new RenderRequestMarsheller();
|
---|
918 |
|
---|
919 | /**
|
---|
920 | * Used for marshelling render requests from foreign threads to the event
|
---|
921 | * dispatcher thread... (AWT)
|
---|
922 | *
|
---|
923 | * @author Brook Novak
|
---|
924 | */
|
---|
925 | private class RenderRequestMarsheller implements Runnable {
|
---|
926 |
|
---|
927 | boolean _useInvalidation = true;
|
---|
928 |
|
---|
929 | boolean _isQueued = false;
|
---|
930 |
|
---|
931 | public void run() {
|
---|
932 | refresh(_useInvalidation);
|
---|
933 | _isQueued = false;
|
---|
934 | _useInvalidation = true;
|
---|
935 | }
|
---|
936 |
|
---|
937 | }
|
---|
938 |
|
---|
939 | /**
|
---|
940 | * Adds a FinalFrameRenderPass to the frame-render pipeline...
|
---|
941 | *
|
---|
942 | * Note that the last added FinalFrameRenderPass will be rendered at the
|
---|
943 | * very top.
|
---|
944 | *
|
---|
945 | * @param pass
|
---|
946 | * The pass to add. If already added then nothing results in the call.
|
---|
947 | *
|
---|
948 | * @throws NullPointerException
|
---|
949 | * If pass is null.
|
---|
950 | */
|
---|
951 | public static void addFinalFrameRenderPass(FinalFrameRenderPass pass) {
|
---|
952 | if (pass == null) throw new NullPointerException("pass");
|
---|
953 |
|
---|
954 | if (!_finalPasses.contains(pass))
|
---|
955 | _finalPasses.add(pass);
|
---|
956 | }
|
---|
957 |
|
---|
958 | /**
|
---|
959 | * Adds a FinalFrameRenderPass to the frame-render pipeline...
|
---|
960 | *
|
---|
961 | * Note that the last added FinalFrameRenderPass will be rendered at the
|
---|
962 | * very top.
|
---|
963 | *
|
---|
964 | * @param pass
|
---|
965 | * The pass to remove
|
---|
966 | *
|
---|
967 | */
|
---|
968 | public static void removeFinalFrameRenderPass(FinalFrameRenderPass pass) {
|
---|
969 | _finalPasses.remove(pass);
|
---|
970 | }
|
---|
971 |
|
---|
972 | /**
|
---|
973 | * A FinalFrameRenderPass is invoked at the very final stages for rendering a frame:
|
---|
974 | * that is, after the popups are drawn.
|
---|
975 | *
|
---|
976 | * There can be many applications for FinalFrameRenderPass. Such as tool tips, balloons,
|
---|
977 | * or drawing items at the highest Z-order in special situations.
|
---|
978 | *
|
---|
979 | * Although if there are multiples FinalFrameRenderPasses attatach to the
|
---|
980 | * frame painter then it is not garaunteed to be rendered very last.
|
---|
981 | *
|
---|
982 | * @see FrameGraphics#addFinalFrameRenderPass(org.expeditee.gui.FrameGraphics.FinalFrameRenderPass)
|
---|
983 | * @see FrameGraphics#removeFinalFrameRenderPass(org.expeditee.gui.FrameGraphics.FinalFrameRenderPass)
|
---|
984 | *
|
---|
985 | * @author Brook Novak
|
---|
986 | */
|
---|
987 | public interface FinalFrameRenderPass {
|
---|
988 | void paint(Graphics g);
|
---|
989 | }
|
---|
990 |
|
---|
991 | }
|
---|