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changeset 27:39834037712c

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Pattern
author Frank Benoit <benoit@tionex.de>
date Sun, 27 Jan 2008 23:42:27 +0100
parents fa34113bf4be
children b868bfa989cd
files dwt/graphics/Pattern.d
diffstat 1 files changed, 52 insertions(+), 47 deletions(-) [+]
line wrap: on
line diff
--- a/dwt/graphics/Pattern.d	Sun Jan 27 23:29:42 2008 +0100
+++ b/dwt/graphics/Pattern.d	Sun Jan 27 23:42:27 2008 +0100
@@ -12,22 +12,20 @@
  *******************************************************************************/
 module dwt.graphics.Pattern;
 
-import dwt.internal.win32.OS;
-import dwt.internal.gdip.Gdip;
-//PORTING_TYPE
-class Pattern{
-    Gdip.Brush* handle;
-    bool isDisposed();
-}
-
-/++
 import dwt.DWT;
 import dwt.DWTError;
 import dwt.DWTException;
 import dwt.internal.gdip.Gdip;
-import dwt.internal.gdip.PointF;
 import dwt.internal.win32.OS;
 
+import dwt.graphics.Resource;
+import dwt.graphics.Color;
+import dwt.graphics.GC;
+import dwt.graphics.Device;
+import dwt.graphics.Image;
+
+import tango.text.convert.Format;
+
 /**
  * Instances of this class represent patterns to use while drawing. Patterns
  * can be specified either as bitmaps or gradients.
@@ -43,7 +41,7 @@
  *
  * @since 3.1
  */
-public class Pattern extends Resource {
+public class Pattern : Resource {
 
     /**
      * the OS resource for the Pattern
@@ -55,7 +53,7 @@
      * platforms and should never be accessed from application code.
      * </p>
      */
-    public int handle;
+    public Gdip.Brush* handle;
 
 /**
  * Constructs a new Pattern given an image. Drawing with the resulting
@@ -82,7 +80,7 @@
  *
  * @see #dispose()
  */
-public Pattern(Device device, Image image) {
+public this(Device device, Image image) {
     if (device is null) device = Device.getDevice();
     if (device is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
     if (image is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
@@ -90,16 +88,16 @@
     this.device = device;
     device.checkGDIP();
     int[] gdipImage = image.createGdipImage();
-    int img = gdipImage[0];
+    auto img = cast(Gdip.Image*)gdipImage[0];
     int width = Gdip.Image_GetWidth(img);
     int height = Gdip.Image_GetHeight(img);
-    handle = Gdip.TextureBrush_new(img, Gdip.WrapModeTile, 0, 0, width, height);
-    Gdip.Bitmap_delete(img);
+    handle = cast(Gdip.Brush*)Gdip.TextureBrush_new(img, Gdip.WrapModeTile, 0, 0, width, height);
+    Gdip.Bitmap_delete( cast(Gdip.Bitmap*)img);
     if (gdipImage[1] !is 0) {
-        int hHeap = OS.GetProcessHeap ();
-        OS.HeapFree(hHeap, 0, gdipImage[1]);
+        auto hHeap = OS.GetProcessHeap ();
+        OS.HeapFree(hHeap, 0, cast(void*)gdipImage[1]);
     }
-    if (handle is 0) DWT.error(DWT.ERROR_NO_HANDLES);
+    if (handle is null) DWT.error(DWT.ERROR_NO_HANDLES);
     if (device.tracking) device.new_Object(this);
 }
 
@@ -135,7 +133,7 @@
  *
  * @see #dispose()
  */
-public Pattern(Device device, float x1, float y1, float x2, float y2, Color color1, Color color2) {
+public this(Device device, float x1, float y1, float x2, float y2, Color color1, Color color2) {
     this(device, x1, y1, x2, y2, color1, 0xFF, color2, 0xFF);
 }
 
@@ -175,7 +173,7 @@
  *
  * @since 3.2
  */
-public Pattern(Device device, float x1, float y1, float x2, float y2, Color color1, int alpha1, Color color2, int alpha2) {
+public this(Device device, float x1, float y1, float x2, float y2, Color color1, int alpha1, Color color2, int alpha2) {
     if (device is null) device = Device.getDevice();
     if (device is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
     if (color1 is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
@@ -184,31 +182,39 @@
     if (color2.isDisposed()) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
     this.device = device;
     device.checkGDIP();
-    int colorRef1 = color1.handle;
+    auto colorRef1 = color1.handle;
     int rgb = ((colorRef1 >> 16) & 0xFF) | (colorRef1 & 0xFF00) | ((colorRef1 & 0xFF) << 16);
-    int foreColor = Gdip.Color_new((alpha1 & 0xFF) << 24 | rgb);
+    auto foreColor = Gdip.Color_new((alpha1 & 0xFF) << 24 | rgb);
     if (x1 is x2 && y1 is y2) {
-        handle = Gdip.SolidBrush_new(foreColor);
-        if (handle is 0) DWT.error(DWT.ERROR_NO_HANDLES);
+        handle = cast(Gdip.Brush*)Gdip.SolidBrush_new(foreColor);
+        if (handle is null) DWT.error(DWT.ERROR_NO_HANDLES);
     } else {
-        int colorRef2 = color2.handle;
+        auto colorRef2 = color2.handle;
         rgb = ((colorRef2 >> 16) & 0xFF) | (colorRef2 & 0xFF00) | ((colorRef2 & 0xFF) << 16);
-        int backColor = Gdip.Color_new((alpha2 & 0xFF) << 24 | rgb);
-        PointF p1 = new PointF();
+        auto backColor = Gdip.Color_new((alpha2 & 0xFF) << 24 | rgb);
+        Gdip.PointF p1;
         p1.X = x1;
         p1.Y = y1;
-        PointF p2 = new PointF();
+        Gdip.PointF p2;
         p2.X = x2;
         p2.Y = y2;
-        handle = Gdip.LinearGradientBrush_new(p1, p2, foreColor, backColor);
-        if (handle is 0) DWT.error(DWT.ERROR_NO_HANDLES);
+        handle = cast(Gdip.Brush*)Gdip.LinearGradientBrush_new(p1, p2, foreColor, backColor);
+        if (handle is null) DWT.error(DWT.ERROR_NO_HANDLES);
         if (alpha1 !is 0xFF || alpha2 !is 0xFF) {
-            int a = (int)((alpha1 & 0xFF) * 0.5f + (alpha2 & 0xFF) * 0.5f);
-            int r = (int)(((colorRef1 & 0xFF) >> 0) * 0.5f + ((colorRef2 & 0xFF) >> 0) * 0.5f);
-            int g = (int)(((colorRef1 & 0xFF00) >> 8) * 0.5f + ((colorRef2 & 0xFF00) >> 8) * 0.5f);
-            int b = (int)(((colorRef1 & 0xFF0000) >> 16) * 0.5f + ((colorRef2 & 0xFF0000) >> 16) * 0.5f);
-            int midColor = Gdip.Color_new(a << 24 | r << 16 | g << 8 | b);
-            Gdip.LinearGradientBrush_SetInterpolationColors(handle, new int[]{foreColor, midColor, backColor}, new float[]{0, 0.5f, 1}, 3);
+            int a = cast(int)((alpha1 & 0xFF) * 0.5f + (alpha2 & 0xFF) * 0.5f);
+            int r = cast(int)(((colorRef1 & 0xFF) >> 0) * 0.5f + ((colorRef2 & 0xFF) >> 0) * 0.5f);
+            int g = cast(int)(((colorRef1 & 0xFF00) >> 8) * 0.5f + ((colorRef2 & 0xFF00) >> 8) * 0.5f);
+            int b = cast(int)(((colorRef1 & 0xFF0000) >> 16) * 0.5f + ((colorRef2 & 0xFF0000) >> 16) * 0.5f);
+            auto midColor = Gdip.Color_new(a << 24 | r << 16 | g << 8 | b);
+            Gdip.Color[3] c;
+            c[0] = *foreColor;
+            c[1] = *midColor;
+            c[2] = *backColor;
+            float[3] f;
+            f[0] = 0;
+            f[1] = 0.5f;
+            f[2] = 1;
+            Gdip.LinearGradientBrush_SetInterpolationColors( cast(Gdip.LinearGradientBrush*)handle, c.ptr, f.ptr, 3);
             Gdip.Color_delete(midColor);
         }
         Gdip.Color_delete(backColor);
@@ -223,24 +229,24 @@
  * they allocate.
  */
 public void dispose() {
-    if (handle is 0) return;
+    if (handle is null) return;
     if (device.isDisposed()) return;
     int type = Gdip.Brush_GetType(handle);
     switch (type) {
         case Gdip.BrushTypeSolidColor:
-            Gdip.SolidBrush_delete(handle);
+            Gdip.SolidBrush_delete(cast(Gdip.SolidBrush*)handle);
             break;
         case Gdip.BrushTypeHatchFill:
-            Gdip.HatchBrush_delete(handle);
+            Gdip.HatchBrush_delete(cast(Gdip.HatchBrush*)handle);
             break;
         case Gdip.BrushTypeLinearGradient:
-            Gdip.LinearGradientBrush_delete(handle);
+            Gdip.LinearGradientBrush_delete(cast(Gdip.LinearGradientBrush*)handle);
             break;
         case Gdip.BrushTypeTextureFill:
-            Gdip.TextureBrush_delete(handle);
+            Gdip.TextureBrush_delete(cast(Gdip.TextureBrush*)handle);
             break;
     }
-    handle = 0;
+    handle = null;
     if (device.tracking) device.dispose_Object(this);
     device = null;
 }
@@ -256,7 +262,7 @@
  * @return <code>true</code> when the Pattern is disposed, and <code>false</code> otherwise
  */
 public bool isDisposed() {
-    return handle is 0;
+    return handle is null;
 }
 
 /**
@@ -265,10 +271,9 @@
  *
  * @return a string representation of the receiver
  */
-public String toString() {
+public char[] toString() {
     if (isDisposed()) return "Pattern {*DISPOSED*}";
-    return "Pattern {" + handle + "}";
+    return Format( "Pattern {{{}}", handle );
 }
 
 }
-++/
\ No newline at end of file