-// Copyright 2004 Adam Megacz, see the COPYING file for licensing [GPL]
-package org.ibex;
+// Copyright 2000-2005 the Contributors, as shown in the revision logs.
+// Licensed under the GNU General Public License version 2 ("the License").
+// You may not use this file except in compliance with the License.
+
+package org.ibex.graphics;
import org.ibex.js.*;
import org.ibex.util.*;
+import org.ibex.plat.*;
+import org.ibex.core.*;
/**
* A Surface, as described in the Ibex Reference.
* Platform subclasses should include an inner class subclass of
* Surface to return from the Platform._createSurface() method
*/
-public abstract class Surface extends PixelBuffer implements Scheduler.Task {
+public abstract class Surface implements Callable {
// Static Data ////////////////////////////////////////////////////////////////////////////////
- private static Boolean T = Boolean.TRUE;
- private static Boolean F = Boolean.FALSE;
+ private static final JS T = JSU.T;
+ private static final JS F = JSU.F;
- /** all instances of Surface which need to be refreshed by the Scheduler */
+ /** all instances of Surface which need to be refreshed by the Platform.Scheduler */
public static Vec allSurfaces = new Vec();
/** When set to true, render() should abort as soon as possible and restart the rendering process */
- volatile boolean abort = false;
+ public volatile boolean abort = false;
// these three variables are used to ensure that user resizes trump programmatic resizes
- volatile boolean syncRootBoxToSurface = false;
- volatile int pendingWidth = 0;
- volatile int pendingHeight = 0;
+ public volatile boolean syncRootBoxToSurface = false;
+ public volatile int pendingWidth = 0;
+ public volatile int pendingHeight = 0;
public static boolean alt = false; ///< true iff the alt button is pressed down
public static boolean control = false; ///< true iff the control button is pressed down
public int newmousey = -1; ///< y position of the mouse, in real time; this lets us collapse Move's
public boolean minimized = false; ///< True iff this surface is minimized, in real time
public boolean maximized = false; ///< True iff this surface is maximized, in real time
+ public boolean unrendered = true; ///< True iff this surface has not yet been rendered
DirtyList dirtyRegions = new DirtyList(); ///< Dirty regions on the surface
// Used For Simulating Clicks and DoubleClicks /////////////////////////////////////////////////
// Methods to be overridden by subclasses ///////////////////////////////////////////////////////
+ public abstract PixelBuffer getPixelBuffer(); ///< returns a PixelBuffer representing this Surface
public abstract void toBack(); ///< should push surface to the back of the stacking order
public abstract void toFront(); ///< should pull surface to the front of the stacking order
public abstract void syncCursor(); ///< set the actual cursor to this.cursor if they do not match
public void setMinimumSize(int minx, int miny, boolean resizable) { }
protected void setSize(int w, int h) { _setSize(w, h); }
+ public static Picture scarImage = null;
// Helper methods for subclasses ////////////////////////////////////////////////////////////
if (button == 1) new Message("_Press1", T, root);
else if (button == 2) new Message("_Press2", T, root);
else if (button == 3) {
- Scheduler.add(new Scheduler.Task() { public void perform() throws JSExn {
+ Platform.Scheduler.add(new Callable() { public Object run(Object o) throws JSExn {
Platform.clipboardReadEnabled = true;
try {
- root.putAndTriggerTraps("_Press3", T);
+ root.putAndTriggerTraps(JSU.S("_Press3"), T);
} finally {
Platform.clipboardReadEnabled = false;
}
+ return null;
}});
}
}
}
}
- /** we enqueue ourselves in the Scheduler when we have a Move message to deal with */
- private Scheduler.Task mover = new Scheduler.Task() {
- public void perform() {
- if (mousex == newmousex && mousey == newmousey) return;
+ private final static JS MOVE = JSU.S("_Move");
+ /** we enqueue ourselves in the Platform.Scheduler when we have a Move message to deal with */
+ private Callable mover = new Callable() {
+ public Object run(Object o) {
+ if (mousex == newmousex && mousey == newmousey) return null;
int oldmousex = mousex; mousex = newmousex;
int oldmousey = mousey; mousey = newmousey;
String oldcursor = cursor; cursor = "default";
// FIXME: Root (ONLY) gets motion events outside itself (if trapped)
if (oldmousex != mousex || oldmousey != mousey)
- root.putAndTriggerTrapsAndCatchExceptions("_Move", T);
+ root.putAndTriggerTrapsAndCatchExceptions(MOVE, T);
if (!cursor.equals(oldcursor)) syncCursor();
+ return null;
} };
/**
protected final void Move(final int newmousex, final int newmousey) {
this.newmousex = newmousex;
this.newmousey = newmousey;
- Scheduler.add(mover);
+ Platform.Scheduler.add(mover);
}
- protected final void HScroll(int pixels) { new Message("_HScroll", new Integer(pixels), root); }
- protected final void VScroll(int pixels) { new Message("_VScroll", new Integer(pixels), root); }
- protected final void HScroll(float lines) { new Message("_HScroll", new Float(lines), root); }
- protected final void VScroll(float lines) { new Message("_VScroll", new Float(lines), root); }
+ protected final void HScroll(int pixels) { new Message("_HScroll", JSU.N(pixels), root); }
+ protected final void VScroll(int pixels) { new Message("_VScroll", JSU.N(pixels), root); }
+ protected final void HScroll(float lines) { new Message("_HScroll", JSU.N(lines), root); }
+ protected final void VScroll(float lines) { new Message("_VScroll", JSU.N(lines), root); }
/** subclasses should invoke this method when the user resizes the window */
protected final void SizeChange(final int width, final int height) {
- if (pendingWidth == width && pendingHeight == height) return;
+ if (unrendered || (pendingWidth == width && pendingHeight == height)) return;
pendingWidth = width;
pendingHeight = height;
syncRootBoxToSurface = true;
abort = true;
- Scheduler.renderAll();
+ Refresh();
}
// FEATURE: can we avoid creating objects here?
protected final void PosChange(final int x, final int y) {
- Scheduler.add(new Scheduler.Task() { public void perform() throws JSExn {
- root.x = x;
- root.y = y;
- root.putAndTriggerTrapsAndCatchExceptions("PosChange", T);
+ Platform.Scheduler.add(new Callable() { public Object run(Object o) throws JSExn {
+ // FIXME
+ //root.x = x;
+ //root.y = y;
+ root.putAndTriggerTrapsAndCatchExceptions(JSU.S("PosChange"), T);
+ return null;
}});
}
private final String[] doubleClick = new String[] { null, "_DoubleClick1", "_DoubleClick2", "_DoubleClick3" };
protected final void DoubleClick(int button) { new Message(doubleClick[button], T, root); }
- protected final void KeyPressed(String key) { new Message("_KeyPressed", key, root); }
- protected final void KeyReleased(String key) { new Message("_KeyReleased", key, root); }
+ protected final void KeyPressed(String key) { new Message("_KeyPressed", JSU.S(key), root); }
+ protected final void KeyReleased(String key) { new Message("_KeyReleased", JSU.S(key), root); }
protected final void Close() { new Message("Close", T, root); }
protected final void Minimized(boolean b) { minimized = b; new Message("Minimized", b ? T : F, root); }
protected final void Maximized(boolean b) { maximized = b; new Message("Maximized", b ? T : F, root); }
protected final void Focused(boolean b) { new Message("Focused", b ? T : F, root); }
private boolean scheduled = false;
- public void Refresh() { if (!scheduled) Scheduler.add(this); scheduled = true; }
- public void perform() { scheduled = false; Scheduler.renderAll(); }
+ public void Refresh() { if (!scheduled) Platform.Scheduler.add(this); scheduled = true; }
+ public Object run(Object o) { scheduled = false; Platform.Scheduler.renderAll(); return null; }
public final void setMaximized(boolean b) { if (b != maximized) _setMaximized(maximized = b); }
public final void setMinimized(boolean b) { if (b != minimized) _setMinimized(minimized = b); }
}
}
- public void dirty(int x, int y, int w, int h) {
- dirtyRegions.dirty(x, y, w, h);
- Refresh();
- }
+ // This is how subclasses signal a 'shallow dirty', indicating that although the backbuffer is valid, the screen is not
+ public void Dirty(int x, int y, int w, int h) { dirty(x,y,w,h); }
+ public void dirty(int x, int y, int w, int h) { dirtyRegions.dirty(x, y, w, h); Refresh(); }
public static Surface fromBox(Box b) {
// FIXME use a hash table here
public Surface(Box root) {
this.root = root;
- root.setMaxWidth(JS.N(Math.min(Platform.getScreenWidth(), root.maxwidth)));
- root.setMaxHeight(JS.N(Math.min(Platform.getScreenHeight(), root.maxheight)));
+ // FIXME: document this in the reference
+ if (!root.test(root.HSHRINK) && root.maxwidth == Integer.MAX_VALUE)
+ root.maxwidth = Platform.getScreenWidth() / 2;
+ if (!root.test(root.VSHRINK) && root.maxheight == Integer.MAX_VALUE)
+ root.maxheight = Platform.getScreenHeight() / 2;
+ root.setWidth(root.minwidth,
+ root.test(root.HSHRINK)
+ ? Math.max(root.minwidth, root.contentwidth)
+ : Math.min(Platform.getScreenWidth(), root.maxwidth));
+ root.setHeight(root.minheight,
+ root.test(root.VSHRINK)
+ ? Math.max(root.minheight, root.contentheight)
+ : Math.min(Platform.getScreenHeight(), root.maxheight));
Surface old = fromBox(root);
if (old != null) old.dispose(false);
else root.removeSelf();
Refresh();
}
- private static VectorGraphics.Affine identity = VectorGraphics.Affine.identity();
+ private static Affine identity = Affine.identity();
/** runs the prerender() and render() pipelines in the root Box to regenerate the backbuffer, then blits it to the screen */
public synchronized void render() {
// make sure the root is properly sized
do {
abort = false;
- root.pack();
if (syncRootBoxToSurface) {
- root.setMaxWidth(JS.N(pendingWidth));
- root.setMaxHeight(JS.N(pendingHeight));
+ root.setWidth(root.minwidth, pendingWidth);
+ root.setHeight(root.minheight, pendingHeight);
syncRootBoxToSurface = false;
}
- if (root.maxwidth != root.width || root.maxheight != root.height) {
+ int rootwidth = root.test(root.HSHRINK) ? root.contentwidth : root.maxwidth;
+ int rootheight = root.test(root.VSHRINK) ? root.contentheight : root.maxheight;
+ if (rootwidth != root.width || rootheight != root.height) {
// dirty the place where the scar used to be and where it is now
- dirty(0, root.height - Main.scarImage.height, Main.scarImage.width, Main.scarImage.height);
- dirty(0, root.maxheight - Main.scarImage.height, Main.scarImage.width, Main.scarImage.height);
+ dirty(0, root.height - scarImage.height, scarImage.width, scarImage.height);
+ dirty(0, rootheight - scarImage.height, scarImage.width, scarImage.height);
}
root.reflow();
- setSize(root.width, root.height);
+ setSize(rootwidth, rootheight);
/*String oldcursor = cursor;
cursor = "default";
- root.putAndTriggerTrapsAndCatchExceptions("_Move", JS.T);
+ root.putAndTriggerTrapsAndCatchExceptions("_Move", JSU.T);
if (!cursor.equals(oldcursor)) syncCursor();*/
} while(abort);
int[][] dirt = dirtyRegions.flush();
+
for(int i = 0; dirt != null && i < dirt.length; i++) {
if (dirt[i] == null) continue;
int x = dirt[i][0], y = dirt[i][1], w = dirt[i][2], h = dirt[i][3];
if (y+h > root.height) h = root.height - y;
if (w <= 0 || h <= 0) continue;
- root.render(0, 0, x, y, x + w, y + h, this, identity);
- drawPicture(Main.scarImage, 0, root.height - Main.scarImage.height, x, y, x+w, y+h);
+ root.render(x, y, x + w, y + h, this.getPixelBuffer(), identity);
+ getPixelBuffer().drawPicture(scarImage, 0, root.height - scarImage.height, x, y, x+w, y+h);
if (abort) {
// x,y,w,h is only partially reconstructed, so we must be careful not to re-blit it
return;
}
}
+
+ unrendered = false;
}
// FEATURE: reinstate recycler
- public class Message implements Scheduler.Task {
+ public class Message implements Callable {
private Box boxContainingMouse;
- private Object value;
+ private JS value;
public String name;
- Message(String name, Object value, Box boxContainingMouse) {
+ Message(String name, JS value, Box boxContainingMouse) {
this.boxContainingMouse = boxContainingMouse;
this.name = name;
this.value = value;
- Scheduler.add(this);
+ Platform.Scheduler.add(this);
}
- public void perform() {
+ public Object run(Object o) throws JSExn {
if (name.equals("_KeyPressed")) {
- String value = (String)this.value;
+ String value = JSU.toString(this.value);
if (value.toLowerCase().endsWith("shift")) shift = true; else if (shift) value = value.toUpperCase();
if (value.toLowerCase().equals("alt")) alt = true; else if (alt) value = "A-" + value;
if (value.toLowerCase().endsWith("control")) control = true; else if (control) value = "C-" + value;
if (value.equals("C-v") || value.equals("A-v")) Platform.clipboardReadEnabled = true;
- this.value = value;
+ this.value = JSU.S(value);
} else if (name.equals("_KeyReleased")) {
- String value = (String)this.value;
+ String value = JSU.toString(this.value);
if (value.toLowerCase().equals("alt")) alt = false;
else if (value.toLowerCase().equals("control")) control = false;
else if (value.toLowerCase().equals("shift")) shift = false;
- this.value = value;
+ this.value = JSU.S(value);
} else if (name.equals("_HScroll") || name.equals("_VScroll")) {
// FIXME: technically points != pixels
- if (value instanceof Integer)
- value = new Float(((Integer)value).intValue() * root.fontSize());
+ if (JSU.isInt(value))
+ value = JSU.N(JSU.toInt(value) * root.fontSize());
}
try {
- boxContainingMouse.putAndTriggerTrapsAndCatchExceptions(name, value);
+ boxContainingMouse.putAndTriggerTrapsAndCatchExceptions(JSU.S(name), value);
} finally {
Platform.clipboardReadEnabled = false;
}
+ return null;
}
- public String toString() { return "Message [name=" + name + ", value=" + value + "]"; }
+ public String toString() { return "Message [name=" + name + ", value=" + JSU.str(value) + "]"; }
}
// Default PixelBuffer implementation /////////////////////////////////////////////////////////
- public static abstract class DoubleBufferedSurface extends Surface {
+ public static abstract class DoubleBufferedSurface extends Surface implements PixelBuffer {
public DoubleBufferedSurface(Box root) { super(root); }
PixelBuffer backbuffer = Platform.createPixelBuffer(Platform.getScreenWidth(), Platform.getScreenHeight(), this);
DirtyList screenDirtyRegions = new DirtyList();
+ public PixelBuffer getPixelBuffer() { return this; }
public void drawPicture(Picture source, int dx, int dy, int cx1, int cy1, int cx2, int cy2) {
screenDirtyRegions.dirty(cx1, cy1, cx2 - cx1, cy2 - cy1);
backbuffer.drawPicture(source, dx, dy, cx1, cy1, cx2, cy2);
}
- public void drawGlyph(Font.Glyph source, int dx, int dy, int cx1, int cy1, int cx2, int cy2, int argb) {
+ public void drawGlyph(Font.Glyph source, int dx, int dy, int cx1, int cy1, int cx2, int cy2, int argb, int bc) {
screenDirtyRegions.dirty(cx1, cy1, cx2 - cx1, cy2 - cy1);
- backbuffer.drawGlyph(source, dx, dy, cx1, cy1, cx2, cy2, argb);
+ backbuffer.drawGlyph(source, dx, dy, cx1, cy1, cx2, cy2, argb, bc);
}
+ public void stroke(Polygon p, int color) {
+ // FIXME
+ }
+
+ public void fill(Polygon p, Paint paint) {
+ // FIXME
+ }
+
+ public void drawLine(int x1, int y1, int x2, int y2, int color) {
+ screenDirtyRegions.dirty(x1, y1, x2, y2);
+ backbuffer.drawLine(x1, y1, x2, y2, color);
+ }
+
+ public abstract void _fillTrapezoid(int x1, int x2, int y1, int x3, int x4, int y2, int color);
public void fillTrapezoid(int x1, int x2, int y1, int x3, int x4, int y2, int color) {
+ // we don't dirty trapezoid-fills since it's faster to just do them directly than to copy from the backbuffer
screenDirtyRegions.dirty(Math.min(x1, x3), y1, Math.max(x2, x4) - Math.min(x1, x3), y2 - y1);
backbuffer.fillTrapezoid(x1, x2, y1, x3, x4, y2, color);
+ //_fillTrapezoid(x1, x2, y1, x3, x4, y2, color);
}
public void render() {
}
}
- /** This is how subclasses signal a 'shallow dirty', indicating that although the backbuffer is valid, the screen is not */
+ // This is how subclasses signal a 'shallow dirty', indicating that although the backbuffer is valid, the screen is not
public final void Dirty(int x, int y, int w, int h) {
- screenDirtyRegions.dirty(x, y, w, h);
- Scheduler.renderAll();
+ //screenDirtyRegions.dirty(x, y, w, h);
+ //Refresh();
+ blit(x,y,w,h);
}
public void dirty(int x, int y, int w, int h) {
super.dirty(x, y, w, h);
}
- /** copies a region from the doublebuffer to this surface */
+ // copies a region from the doublebuffer to this surface
public abstract void blit(PixelBuffer source, int sx, int sy, int dx, int dy, int dx2, int dy2);
-
+ protected void blit(int x, int y, int w, int h) {
+ blit(backbuffer, x, y, x, y, w + x, h + y);
+ }
}
}