X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=src%2Forg%2Fxwt%2FBox.java;h=f89e998acaa5653d977e421b5224067cab192a11;hb=fbb46029a34ee12fbd5f8c834ef4c19914340fc7;hp=7456b6e9f8ca768e5795f2d16b813e3a0e308754;hpb=478684cf10e4b8954fccbaac50f01118b571380a;p=org.ibex.core.git
diff --git a/src/org/xwt/Box.java b/src/org/xwt/Box.java
index 7456b6e..f89e998 100644
--- a/src/org/xwt/Box.java
+++ b/src/org/xwt/Box.java
@@ -234,6 +234,9 @@ public final class Box extends JSObject {
/** If true, the Box will force its own size to the natural size of its background image */
boolean sizetoimage = false;
+ /** If true and tile is false, the background of this image will never be stretched */
+ boolean fixedaspect = false;
+
/** If true, the box will shrink to the smallest vertical size possible */
boolean vshrink = false;
@@ -289,6 +292,9 @@ public final class Box extends JSObject {
if (getParent() == null && surface != null && which == size)
surface._setSize(axis == 0 ? newvalue : size(0), axis == 1 ? newvalue : size(1));
+ if (getParent() == null && surface != null && (which == dmin || which == dmax))
+ surface.setLimits(dmin(0), dmin(1), dmax(0), dmax(1));
+
switch(which) {
case dmin: if (dmin(axis) == newvalue) return; if (axis == 0) _dmin_0 = newvalue; else _dmin_1 = newvalue; break;
case dmax: if (dmax(axis) == newvalue) return; if (axis == 0) _dmax_0 = newvalue; else _dmax_1 = newvalue; break;
@@ -325,6 +331,9 @@ public final class Box extends JSObject {
// if the pad changes, update cmin
if (which == pad) sync_cmin_to_children();
+ // needed in the shrink case, since dmin may have been the deciding factor in calculating cmin
+ if ((vshrink || hshrink) && (which == dmin || which == textdim || which == pad)) sync_cmin_to_children();
+
// if the cmin changes, we need to be re-prerendered
if (which == cmin) mark_for_prerender();
@@ -404,7 +413,7 @@ public final class Box extends JSObject {
}
/** loads the image described by string str, possibly blocking for a network load */
- private static ImageDecoder getImage(String str) {
+ static ImageDecoder getImage(String str, final Function callback) {
ImageDecoder ret = null;
boolean ispng = false;
@@ -420,13 +429,48 @@ public final class Box extends JSObject {
if (Log.on) Log.log(Box.class, "HTTP images can not be loaded from the foreground thread");
return null;
}
+ // FIXME: use primitives here
ThreadMessage mythread = (ThreadMessage)thread;
mythread.setPriority(Thread.MIN_PRIORITY);
mythread.done.release();
try {
- if (str.endsWith(".png")) ret = PNG.decode(Platform.urlToInputStream(new URL(str)), str);
- else ret = GIF.decode(Platform.urlToInputStream(new URL(str)), str);
- return ret;
+ // FIXME use mime types here, not extensions
+ if (str.endsWith(".jpeg") || str.endsWith(".jpg"))
+ str = "http://xmlrpc.xwt.org/jpeg2png/" + str.substring(str.indexOf("//") + 2);
+
+ HTTP http = new HTTP(str);
+ final HTTP.HTTPInputStream in = http.GET();
+ final int contentLength = in.getContentLength();
+ InputStream is = new FilterInputStream(in) {
+ int bytesDownloaded = 0;
+ boolean clear = true;
+ public int read() throws IOException {
+ bytesDownloaded++;
+ return super.read();
+ }
+ public int read(byte[] b, int off, int len) throws IOException {
+ int ret = super.read(b, off, len);
+ if (ret != -1) bytesDownloaded += ret;
+ if (clear && callback != null) {
+ clear = false;
+ ThreadMessage.newthread(new JSObject.JSFunction() {
+ public Object call(Context cx, Scriptable thisObj, Scriptable ctorObj, Object[] args) throws JavaScriptException {
+ try {
+ callback.call(cx, null, null, new Object[] {
+ new Double(bytesDownloaded), new Double(contentLength) });
+ } finally {
+ clear = true;
+ }
+ return null;
+ }
+ });
+ }
+ return ret;
+ }
+ };
+
+ if (str.endsWith(".gif")) return GIF.decode(is, str);
+ else return PNG.decode(is, str);
} catch (IOException e) {
if (Log.on) Log.log(Box.class, "error while trying to load an image from " + str);
@@ -446,7 +490,7 @@ public final class Box extends JSObject {
Picture ret = null;
ret = (Picture)pictureCache.get(os);
if (ret != null) return ret;
- ImageDecoder id = getImage(os);
+ ImageDecoder id = getImage(os, null);
if (id == null) return null;
ret = Platform.createPicture(id);
pictureCache.put(os, ret);
@@ -484,7 +528,7 @@ public final class Box extends JSObject {
} else {
border = (Picture[])bordercache.get(s);
if (border == null) {
- ImageDecoder id = getImage(s);
+ ImageDecoder id = getImage(s, null);
if (id == null) {
if (Log.on) Log.log(this, "unable to load border image " + s + " at " +
Context.enter().interpreterSourceFile + ":" + Context.enter().interpreterLine);
@@ -593,26 +637,31 @@ public final class Box extends JSObject {
}
/** creates a new box from an anonymous template; ids is passed through to Template.apply() */
- Box(Template anonymous, Vec pboxes, Vec ptemplates) {
+ Box(Template anonymous, Vec pboxes, Vec ptemplates, Function callback, int numerator, int denominator) {
super(true);
set(dmax, 0, Short.MAX_VALUE);
set(dmax, 1, Short.MAX_VALUE);
template = anonymous;
- template.apply(this, pboxes, ptemplates);
+ template.apply(this, pboxes, ptemplates, callback, numerator, denominator);
templatename = null;
importlist = null;
}
/** creates a new box from an unresolved templatename and an importlist; use "box" for an untemplatized box */
- public Box(String templatename, String[] importlist) {
+ public Box(String templatename, String[] importlist) { this(templatename, importlist, null); }
+ public Box(String templatename, String[] importlist, Function callback) {
super(true);
set(dmax, 0, Short.MAX_VALUE);
set(dmax, 1, Short.MAX_VALUE);
this.importlist = importlist;
- template = "box".equals(templatename) ? null : Template.getTemplate(templatename, importlist);
- this.templatename = templatename;
+ if (!"box".equals(templatename)) {
+ template = Template.getTemplate(templatename, importlist);
+ if (template == null)
+ if (Log.on) Log.log(this, "couldn't find template \"" + templatename + "\"");
+ }
if (template != null) {
- template.apply(this, null, null);
+ this.templatename = templatename;
+ template.apply(this, null, null, callback, 0, template.numUnits());
if (redirect == this && !"self".equals(template.redirect)) redirect = null;
}
}
@@ -623,6 +672,8 @@ public final class Box extends JSObject {
/** Checks if the Box's size has changed, dirties it if necessary, and makes sure childrens' sizes are up to date */
void prerender() {
+ if (invisible) return;
+
if (getParent() == null) {
set(pos, 0, 0);
set(pos, 1, 0);
@@ -654,10 +705,11 @@ public final class Box extends JSObject {
// FASTPATH: if we haven't moved position (just changed size), and we're not a stretched image:
if (oldpos(0) == pos(0) && oldpos(1) == pos(1) && (image == null || tile)) {
-
- int bw = border == null ? 0 : border[2].getWidth();
- int bh = border == null ? 0 : border[0].getHeight();
-
+
+ // we use the max(border, pad) since because of the pad we might be revealing an abs-pos child
+ int bw = max(border == null ? 0 : border[2].getWidth(), pad(0));
+ int bh = max(border == null ? 0 : border[0].getHeight(), pad(1));
+
// dirty only the *change* in the area we cover, both on ourselves and on our parent
for(Box cur = this; cur != null && (cur == this || cur == this.getParent()); cur = cur.getParent()) {
cur.dirty(pos(0) + min(oldsize(0) - bw, size(0) - bw),
@@ -687,21 +739,25 @@ public final class Box extends JSObject {
set(oldpos, 0, pos(0));
set(oldpos, 1, pos(1));
- if (sizechange || poschange)
- if (surface.sizePosChangesSinceLastRender++ > 500) {
+ if (!sizechange && !poschange) return;
+
+ if (++surface.sizePosChangesSinceLastRender >= 500) {
+ if (surface.sizePosChangesSinceLastRender == 500) {
if (Log.on) Log.log(this, "Warning, more than 500 SizeChange/PosChange traps triggered since last complete render");
+ if (Log.on) Log.log(this, " interpreter is at " + Context.enter().interpreterSourceFile + ":" + Context.enter().interpreterLine);
try {
Trap t = sizechange ? Trap.getTrap(this, "SizeChange") : Trap.getTrap(this, "PosChange");
InterpretedFunction f = (InterpretedFunction)t.f;
if (Log.on) Log.log(this, "Current trap is at " + f.getSourceName() + ":" + f.getLineNumbers()[0]);
} catch (Throwable t) { }
}
-
- if (sizechange) put("SizeChange", null, Boolean.TRUE);
- if (poschange) put("PosChange", null, Boolean.TRUE);
- if (sizechange || poschange) {
- surface.abort = true;
- return;
+ } else {
+ if (sizechange) put("SizeChange", null, Boolean.TRUE);
+ if (poschange) put("PosChange", null, Boolean.TRUE);
+ if (sizechange || poschange) {
+ surface.abort = true;
+ return;
+ }
}
}
@@ -818,16 +874,16 @@ public final class Box extends JSObject {
if (w <= 0 || h <= 0) return;
if (border != null) renderBorder(x, y, w, h, buf);
-
if ((color & 0xFF000000) != 0x00000000 || getParent() == null) {
int bw = border == null ? 0 : border[2].getWidth();
int bh = border == null ? 0 : border[0].getHeight();
+ int x1 = max(x, pos(0) + bw);
+ int y1 = max(y, pos(1) + bh);
+ int x2 = min(x + w, pos(0) + size(0) - bw);
+ int y2 = min(y + h, pos(1) + size(1) - bh);
buf.setClip(0, 0, buf.getWidth(), buf.getHeight());
- buf.fillRect(max(x, pos(0) + bw),
- max(y, pos(1) + bh),
- min(x + w, pos(0) + size(0) - bw),
- min(y + h, pos(1) + size(1) - bh),
- (color & 0xFF000000) != 0 ? color : SpecialBoxProperty.lightGray);
+ if (y2 - y1 > 0 && x2 - x1 > 0)
+ buf.fillRect(x1,y1,x2,y2,(color & 0xFF000000) != 0 ? color : SpecialBoxProperty.lightGray);
}
if (image != null) {
@@ -853,9 +909,8 @@ public final class Box extends JSObject {
buf.setClip(x, y, w + x, h + y);
if ((color & 0xFF000000) != 0xFF000000) {
-
// if the color is null, we have to be very careful about drawing the corners
- if (Log.verbose) Log.log(this, "WARNING: (color == null && border != null) on box with border " + imageToNameMap.get(border[4]));
+ //if (Log.verbose) Log.log(this, "WARNING: (color == null && border != null) on box with border " + imageToNameMap.get(border[4]));
// upper left corner
buf.drawPicture(border[4],
@@ -910,11 +965,28 @@ public final class Box extends JSObject {
buf.setClip(x, y, w + x, h + y);
int bw = border == null ? 0 : border[4].getHeight();
int bh = border == null ? 0 : border[4].getWidth();
+
+ int width = pos(0) + size(0) - bw / 2 - pos(0) + bw / 2;
+ int height = pos(1) + size(1) - bh / 2 - pos(1) + bh / 2;
+
+ if (fixedaspect) {
+ int hstretch = width / image.getWidth();
+ if (hstretch == 0) hstretch = -1 * image.getWidth() / width;
+ int vstretch = height / image.getHeight();
+ if (vstretch == 0) vstretch = -1 * image.getHeight() / height;
+
+ if (hstretch < vstretch) {
+ height = image.getHeight() * width / image.getWidth();
+ } else {
+ width = image.getWidth() * height / image.getHeight();
+ }
+ }
+
buf.drawPicture(image,
pos(0) + bw / 2,
pos(1) + bh / 2,
- pos(0) + size(0) - bw / 2,
- pos(1) + size(1) - bh / 2,
+ pos(0) + bw / 2 + width,
+ pos(1) + bh / 2 + height,
0, 0, image.getWidth(), image.getHeight());
buf.setClip(0, 0, buf.getWidth(), buf.getHeight());
}
@@ -1000,26 +1072,40 @@ public final class Box extends JSObject {
* WARNING: O(n) runtime, unless i == numChildren()
*/
public void put(int i, Scriptable start, Object value) {
- if (value == null) {
- if (i > 0 && i < numChildren()) getChild(i).remove();
- return;
- }
- if (value instanceof RootProxy) {
- if (Log.on) Log.log(this, "attempt to reparent a box via its proxy object at " +
- Context.enter().interpreterSourceFile + ":" + Context.enter().interpreterLine);
- return;
- } else if (!(value instanceof Box)) {
+
+ if (value != null && !(value instanceof Box)) {
if (Log.on) Log.log(this, "attempt to set a numerical property on a box to anything other than a box at " +
Context.enter().interpreterSourceFile + ":" + Context.enter().interpreterLine);
- return;
- }
- Box newnode = (Box)value;
- if (redirect == null) {
- if (Log.on) Log.log(this, "attempt to add a child to a node with a null redirect at " +
+
+ } else if (redirect == null) {
+ if (Log.on) Log.log(this, "attempt to add/remove children to/from a node with a null redirect at " +
Context.enter().interpreterSourceFile + ":" + Context.enter().interpreterLine);
- return;
- } else if (redirect != this) redirect.put(i, null, newnode);
- else {
+
+ } else if (redirect != this) {
+ Box b = value == null ? (Box)redirect.get(i, null) : (Box)value;
+ redirect.put(i, null, value);
+ put("0", null, b);
+
+ } else if (value == null) {
+ if (i >= 0 && i < numChildren()) {
+ Box b = getChild(i);
+ b.remove();
+ put("0", null, b);
+ }
+
+ } else if (value instanceof RootProxy) {
+ if (Log.on) Log.log(this, "attempt to reparent a box via its proxy object at " +
+ Context.enter().interpreterSourceFile + ":" + Context.enter().interpreterLine);
+
+ } else {
+ Box newnode = (Box)value;
+ for(Box cur = this; cur != null; cur = cur.getParent())
+ if (cur == newnode) {
+ if (Log.on) Log.log(this, "attempt to make a node a parent of its own ancestor at " +
+ Context.enter().interpreterSourceFile + ":" + Context.enter().interpreterLine);
+ return;
+ }
+
if (numKids > 15 && children == null) convert_to_array();
if (newnode.parent != null) newnode.remove();
newnode.parent = this;
@@ -1056,17 +1142,17 @@ public final class Box extends JSObject {
}
}
newnode.setSurface(surface);
-
+
// need both of these in case child was already uncalc'ed
newnode.mark_for_prerender();
mark_for_prerender();
-
+
newnode.dirty();
sync_cmin_to_children();
- }
- // note that JavaScript box[0] will invoke put(int i), not put(String s)
- put("0", null, newnode);
+ // note that JavaScript box[0] will invoke put(int i), not put(String s)
+ put("0", null, newnode);
+ }
}
public Object get(String name, Scriptable start) { return get(name, start, false); }
@@ -1097,7 +1183,11 @@ public final class Box extends JSObject {
SpecialBoxProperty gph = (SpecialBoxProperty)SpecialBoxProperty.specialBoxProperties.get(name);
if (gph != null) return gph.get(this);
- return super.get(name, start);
+ Object ret = super.get(name, start);
+ if (name.startsWith("$") && ret == null)
+ if (Log.on) Log.log(this, "WARNING: attempt to access " + name + ", but no child with id=\"" + name.substring(1) + "\" found; " +
+ Context.enter().interpreterSourceFile + ":" + Context.enter().interpreterLine);
+ return ret;
}
/** indicate that we don't want JSObject trying to handle these */
@@ -1111,6 +1201,12 @@ public final class Box extends JSObject {
return super.has(name, start);
}
+ public Object[] getIds() {
+ Object[] ret = new Object[numChildren()];
+ for(int i=0; iup instead of down */
static final int divide_round_up(int numerator, int denominator) {
+
+ // cope with bozos who use flex==0.0
+ if (denominator == 0) return Integer.MAX_VALUE;
+
int ret = numerator / denominator;
if (ret * denominator < numerator) return ret + 1;
return ret;