diff options
Diffstat (limited to 'bundles/org.eclipse.swt/Eclipse SWT/photon/org/eclipse/swt/graphics/Cursor.java')
| -rwxr-xr-x | bundles/org.eclipse.swt/Eclipse SWT/photon/org/eclipse/swt/graphics/Cursor.java | 110 |
1 files changed, 94 insertions, 16 deletions
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/photon/org/eclipse/swt/graphics/Cursor.java b/bundles/org.eclipse.swt/Eclipse SWT/photon/org/eclipse/swt/graphics/Cursor.java index dae177eaca..4f5386b0e5 100755 --- a/bundles/org.eclipse.swt/Eclipse SWT/photon/org/eclipse/swt/graphics/Cursor.java +++ b/bundles/org.eclipse.swt/Eclipse SWT/photon/org/eclipse/swt/graphics/Cursor.java @@ -1,8 +1,8 @@ package org.eclipse.swt.graphics;
/*
- * Licensed Materials - Property of IBM,
- * (c) Copyright IBM Corp. 1998, 2001 All Rights Reserved
+ * (c) Copyright IBM Corp. 2000, 2001.
+ * All Rights Reserved
*/
import org.eclipse.swt.internal.photon.*;
@@ -20,7 +20,7 @@ public final class Cursor { * the handle to the OS cursor resource
* (Warning: This field is platform dependent)
*/
- public int handle;
+ public int bitmap;
/**
* the device where this cursor was created
@@ -60,8 +60,7 @@ public Cursor(Device device, int style) { default:
SWT.error(SWT.ERROR_INVALID_ARGUMENT);
}
- handle = type;
- if (handle == 0) SWT.error(SWT.ERROR_NO_HANDLES);
+ if (type == 0) SWT.error(SWT.ERROR_NO_HANDLES);
if (device.tracking) device.new_Object(this);
}
@@ -69,18 +68,91 @@ public Cursor(Device device, ImageData source, ImageData mask, int hotspotX, int if (device == null) device = Device.getDevice();
if (device == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
this.device = device;
+ if (source == null) SWT.error(SWT.ERROR_NULL_ARGUMENT);
+ if (mask == null) {
+ if (source.getTransparencyType() != SWT.TRANSPARENCY_MASK) {
+ SWT.error(SWT.ERROR_NULL_ARGUMENT);
+ }
+ mask = source.getTransparencyMask();
+ }
+ /* Check the bounds. Mask must be the same size as source */
+ if (mask.width != source.width || mask.height != source.height) {
+ SWT.error(SWT.ERROR_INVALID_ARGUMENT);
+ }
+ /* Check color depths */
+ if (mask.depth != 1) SWT.error(SWT.ERROR_INVALID_ARGUMENT);
+ if (source.depth != 1) SWT.error(SWT.ERROR_INVALID_ARGUMENT);
+ /* Check the hotspots */
+ if (hotspotX >= source.width || hotspotX < 0 ||
+ hotspotY >= source.height || hotspotY < 0) {
+ SWT.error(SWT.ERROR_INVALID_ARGUMENT);
+ }
type = OS.Ph_CURSOR_BITMAP;
- SWT.error(SWT.ERROR_NOT_IMPLEMENTED);
- if (handle == 0) SWT.error(SWT.ERROR_NO_HANDLES);
+
+ short w = (short)source.width;
+ short h = (short)source.height;
+ ImageData mask1 = new ImageData(w, h, 1, source.palette);
+ ImageData mask2 = new ImageData(w, h, 1, mask.palette);
+ for (int y=0; y<h; y++) {
+ for (int x=0; x<w; x++) {
+ int mask1_pixel, src_pixel = source.getPixel(x, y);
+ int mask2_pixel, mask_pixel = mask.getPixel(x, y);
+ if (src_pixel == 0 && mask_pixel == 0) {
+ // BLACK
+ mask1_pixel = 0;
+ mask2_pixel = 1;
+ } else if (src_pixel == 0 && mask_pixel == 1) {
+ // WHITE - cursor color
+ mask1_pixel = 1;
+ mask2_pixel = 0;
+ } else if (src_pixel == 1 && mask_pixel == 0) {
+ // SCREEN
+ mask1_pixel = 0;
+ mask2_pixel = 0;
+ } else {
+ /*
+ * Feature in Photon. It is not possible to have
+ * the reverse screen case using the Photon support.
+ * Reverse screen will be the same as screen.
+ */
+ // REVERSE SCREEN -> SCREEN
+ mask1_pixel = 0;
+ mask2_pixel = 0;
+ }
+ mask1.setPixel(x, y, mask1_pixel);
+ mask2.setPixel(x, y, mask2_pixel);
+ }
+ }
+
+ PhCursorDef_t cursor = new PhCursorDef_t();
+ cursor.size1_x = w;
+ cursor.size1_y = h;
+ cursor.offset1_x = (short)-hotspotX;
+ cursor.offset1_y = (short)-hotspotY;
+ cursor.bytesperline1 = (byte)mask1.bytesPerLine;
+ cursor.color1 = OS.Ph_CURSOR_DEFAULT_COLOR;
+ cursor.size2_x = w;
+ cursor.size2_y = h;
+ cursor.offset2_x = (short)-hotspotX;
+ cursor.offset2_y = (short)-hotspotY;
+ cursor.bytesperline2 = (byte)mask2.bytesPerLine;
+ cursor.color2 = 0x000000;
+ int mask1Size = cursor.bytesperline1 * cursor.size1_y;
+ int mask2Size = cursor.bytesperline2 * cursor.size2_y;
+ bitmap = OS.malloc(PhCursorDef_t.sizeof + mask1Size + mask2Size);
+ if (bitmap == 0) SWT.error(SWT.ERROR_NO_HANDLES);
+ OS.memmove(bitmap, cursor, PhCursorDef_t.sizeof);
+ OS.memmove(bitmap + PhCursorDef_t.sizeof, mask1.data, mask1Size);
+ OS.memmove(bitmap + PhCursorDef_t.sizeof + mask1Size, mask2.data, mask2Size);
if (device.tracking) device.new_Object(this);
}
public void dispose () {
- if (handle == 0) return;
- if (type == OS.Ph_CURSOR_BITMAP && handle != 0) {
- /* BITMAP cursors are not implemented yet */
+ if (type == 0) return;
+ if (type == OS.Ph_CURSOR_BITMAP && bitmap != 0) {
+ OS.free(bitmap);
}
- type = handle = 0;
+ type = bitmap = 0;
if (device.tracking) device.dispose_Object(this);
device = null;
}
@@ -89,24 +161,30 @@ public boolean equals (Object object) { if (object == this) return true;
if (!(object instanceof Cursor)) return false;
Cursor cursor = (Cursor) object;
- return device == cursor.device && handle == cursor.handle;
+ return device == cursor.device && type == cursor.type &&
+ bitmap == cursor.bitmap;
}
public int hashCode () {
- return handle ^ type;
+ return bitmap ^ type;
}
public boolean isDisposed() {
return type == 0;
}
-public static Cursor photon_new(Device device, int type, int handle) {
+public static Cursor photon_new(Device device, int type, int bitmap) {
if (device == null) device = Device.getDevice();
Cursor cursor = new Cursor();
cursor.type = type;
- cursor.handle = handle;
+ cursor.bitmap = bitmap;
cursor.device = device;
return cursor;
}
-}
\ No newline at end of file +public String toString () {
+ if (isDisposed()) return "Cursor {*DISPOSED*}";
+ return "Cursor {" + type + "," + bitmap + "}";
+}
+
+} |