hg/bck2brwsr: javaquery/api/src/main/java/org/apidesign/bck2brwsr/htmlpage/api/GraphicsContext.java@a3d504d7e588

     1 /**

     2  * Back 2 Browser Bytecode Translator Copyright (C) 2012 Jaroslav Tulach

     3  * <jaroslav.tulach@apidesign.org>

     4  *

     5  * This program is free software: you can redistribute it and/or modify it under

     6  * the terms of the GNU General Public License as published by the Free Software

     7  * Foundation, version 2 of the License.

     8  *

     9  * This program is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS

    11  * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more

    12  * details.

    13  *

    14  * You should have received a copy of the GNU General Public License along with

    15  * this program. Look for COPYING file in the top folder. If not, see

    16  * http://opensource.org/licenses/GPL-2.0.

    17  */

    18 package org.apidesign.bck2brwsr.htmlpage.api;

    21 import net.java.html.canvas.IGraphicsContext;

    22 import net.java.html.canvas.IImage;

    23 import net.java.html.canvas.IImageData;

    24 import net.java.html.canvas.ILinearGradient;

    25 import net.java.html.canvas.IPattern;

    26 import net.java.html.canvas.IRadialGradient;

    27 import net.java.html.canvas.ITextMetrics;

    28 import org.apidesign.bck2brwsr.core.JavaScriptBody;

    31 /**

    32  *

    33  * @author Anton Epple <toni.epple@eppleton.de>

    34  */

    35 public class GraphicsContext implements IGraphicsContext {

    37     Object context;

    39     GraphicsContext(Object contextImpl) {

    40         this.context = contextImpl;

    41     }

    43     @JavaScriptBody(args = {"centerx", "centery", "radius", "startangle", "endangle", "ccw"},

    44             body = "this._context().arc(centerx,centery, radius, startangle, endangle,ccw);")

    45     @Override

    46     public native void arc(double centerX,

    47             double centerY,

    48             double startAngle,

    49             double radius,

    50             double endAngle,

    51             boolean ccw);

    53     @JavaScriptBody(args = {"x1", "y1", "x2", "y2", "r"},

    54             body = "this._context().arcTo(x1,y1,x2,y2,r);")

    55     @Override

    56     public native void arcTo(double x1,

    57             double y1,

    58             double x2,

    59             double y2,

    60             double r);

    62     @JavaScriptBody(args = {"x", "y"},

    63             body = "return this._context().isPointInPath(x,y);")

    64     @Override

    65     public native boolean isPointInPath(double x, double y);

    67     @JavaScriptBody(args = {}, body = "this._context().fill();")

    68     @Override

    69     public native void fill();

    71     @JavaScriptBody(args = {}, body = "this._context().stroke();")

    72     @Override

    73     public native void stroke();

    75     @JavaScriptBody(args = {}, body = "this._context().beginPath();")

    76     @Override

    77     public native void beginPath();

    79     @JavaScriptBody(args = {}, body = "this._context().closePath();")

    80     @Override

    81     public native void closePath();

    83     @JavaScriptBody(args = {}, body = "this._context().clip();")

    84     @Override

    85     public native void clip();

    87     @JavaScriptBody(args = {"x", "y"}, body = "this._context().moveTo(x,y);")

    88     @Override

    89     public native void moveTo(double x, double y);

    91     @JavaScriptBody(args = {"x", "y"}, body = "this._context().lineTo(x,y);")

    92     @Override

    93     public native void lineTo(double x, double y);

    95     @JavaScriptBody(args = {"cpx", "cpy", "x", "y"}, body = "this._context().quadraticCurveTo(cpx,cpy,x,y);")

    96     @Override

    97     public native void quadraticCurveTo(double cpx, double cpy, double x, double y);

    99     @JavaScriptBody(args = {"cp1x", "cp1y", "cp2x", "cp2y", "x", "y"},

   100             body = "this._context().bezierCurveTo(cp1x,cp1y,cp2x,cp2y,x,y);")

   101     @Override

   102     public native void bezierCurveTo(double cp1x, double cp1y, double cp2x, double cp2y, double x, double y);

   104     @JavaScriptBody(args = {"x", "y", "width", "height"}, body = "this._context().fillRect(x,y,width,height);")

   105     @Override

   106     public native void fillRect(double x, double y, double width, double height);

   108     @JavaScriptBody(args = {"x", "y", "width", "height"}, body = "this._context().strokeRect(x,y,width,height);")

   109     @Override

   110     public native void strokeRect(double x, double y, double width, double height);

   112     @JavaScriptBody(args = {"x", "y", "width", "height"}, body = "this._context().clearRect(x,y,width,height);")

   113     @Override

   114     public native void clearRect(double x, double y, double width, double height);

   116     @JavaScriptBody(args = {"x", "y", "width", "height"}, body = "this._context().rectect(x,y,width,height);")

   117     @Override

   118     public native void rect(double x, double y, double width, double height);

   120     @JavaScriptBody(args = {}, body = "this._context().save();")

   121     @Override

   122     public native void save();

   124     @JavaScriptBody(args = {}, body = "this._context().restore();")

   125     @Override

   126     public native void restore();

   128     @JavaScriptBody(args = {"angle"}, body = "this._context().rotate(angle);")

   129     @Override

   130     public native void rotate(double angle);

   132     @JavaScriptBody(args = {"a", "b", "c", "d", "e", "f"}, body = "this._context().transform(a,b,c,d,e,f);")

   133     @Override

   134     public native void transform(double a, double b, double c, double d, double e, double f);

   136     @JavaScriptBody(args = {"a", "b", "c", "d", "e", "f"}, body = "this._context().setTransform(a,b,c,d,e,f);")

   137     @Override

   138     public native void setTransform(double a, double b, double c, double d, double e, double f);

   140     @JavaScriptBody(args = {"x", "y"}, body = "this._context().translate(x,y);")

   141     @Override

   142     public native void translate(double x, double y);

   144     @JavaScriptBody(args = {"x", "y"}, body = "this._context().scale(x,y);")

   145     @Override

   146     public native void scale(double x, double y);

   148     @Override

   149     public void drawImage(IImage image, double x, double y) {

   150         drawImageImpl(context, Element.getElementById((Image) image), x, y);

   151     }

   153     @Override

   154     public void drawImage(IImage image, double x, double y, double width, double height) {

   155         drawImageImpl(context, Element.getElementById((Image) image), x, y, width, height);

   156     }

   158     @Override

   159     public void drawImage(IImage image, double sx, double sy, double sWidth, double sHeight, double x, double y, double width, double height) {

   160         drawImageImpl(context, Element.getElementById((Image) image), sx, sy, sWidth, sHeight, x, y, width, height);

   161     }

   163     @JavaScriptBody(args = {"ctx", "img", "x", "y", "width", "height"}, body = "ctx.drawImage(img,x,y,width,height);")

   164     private native static void drawImageImpl(Object ctx, Object img, double x, double y, double width, double height);

   166     @JavaScriptBody(args = {"ctx", "img", "sx", "sy", "swidth", "sheight", "x", "y", "width", "height"}, body = "ctx.drawImage(img,sx,sy,swidth,sheight,x,y,width,height);")

   167     private native static void drawImageImpl(Object ctx, Object img, double sx, double sy, double sWidth, double sHeight, double x, double y, double width, double height);

   169     @JavaScriptBody(args = {"ctx", "img", "x", "y"}, body = "ctx.drawImage(img,x,y);")

   170     private native static void drawImageImpl(Object ctx, Object img, double x, double y);

   172     @JavaScriptBody(args = {"style"}, body = "this._context().fillStyle=style.valueOf();")

   173     @Override

   174     public native void setFillStyle(String style);

   176     @JavaScriptBody(args = {}, body = "return this._context().fillStyle;")

   177     @Override

   178     public native String getFillStyle();

   180     @Override

   181     public void setFillStyle(ILinearGradient style) {

   182         setFillStyleImpl(context, ((LinearGradient) style).object());

   183     }

   185     @Override

   186     public void setFillStyle(IRadialGradient style) {

   187         setFillStyleImpl(context, ((RadialGradient) style).object());

   188     }

   190     @Override

   191     public void setFillStyle(IPattern style) {

   192         setFillStyleImpl(context, ((Pattern) style).object());

   193     }

   195     @JavaScriptBody(args = {"context", "obj"}, body = "context.fillStyle=obj;")

   196     private native void setFillStyleImpl(Object context, Object obj);

   198     @JavaScriptBody(args = {"style"}, body = "this._context().strokeStyle=style.valueOf();")

   199     @Override

   200     public native void setStrokeStyle(String style);

   202     @Override

   203     public void setStrokeStyle(ILinearGradient style) {

   204         setStrokeStyleImpl(context, ((LinearGradient) style).object());

   205     }

   207     @Override

   208     public void setStrokeStyle(IRadialGradient style) {

   209         setStrokeStyleImpl(context, ((RadialGradient) style).object());

   210     }

   212     @JavaScriptBody(args = {"style"}, body = "this._context().fillStyle=style;")

   213     @Override

   214     public void setStrokeStyle(IPattern style) {

   215         setStrokeStyleImpl(context, ((LinearGradient) style).object());

   216     }

   218     @JavaScriptBody(args = {"context", "obj"}, body = "context.strokeStyle=obj;")

   219     private native void setStrokeStyleImpl(Object context, Object obj);

   221     @JavaScriptBody(args = {"color"}, body = "this._context().shadowColor=color.valueOf();")

   222     @Override

   223     public native void setShadowColor(String color);

   225     @JavaScriptBody(args = {"blur"}, body = "this._context().shadowBlur=blur;")

   226     @Override

   227     public native void setShadowBlur(double blur);

   229     @JavaScriptBody(args = {"x"}, body = "this._context().shadowOffsetX=x;")

   230     @Override

   231     public native void setShadowOffsetX(double x);

   233     @JavaScriptBody(args = {"y"}, body = "this._context().shadowOffsetY=y;")

   234     @Override

   235     public native void setShadowOffsetY(double y);

   237     @JavaScriptBody(args = {}, body = "return this._context().strokeStyle;")

   238     @Override

   239     public native String getStrokeStyle();

   241     @JavaScriptBody(args = {}, body = "return this._context().shadowColor;")

   242     @Override

   243     public native String getShadowColor();

   245     @JavaScriptBody(args = {}, body = "return this._context().shadowBlur;")

   246     @Override

   247     public native double getShadowBlur();

   249     @JavaScriptBody(args = {}, body = "return this._context().shadowOffsetX;")

   250     @Override

   251     public native double getShadowOffsetX();

   253     @JavaScriptBody(args = {}, body = "return this._context().shadowOffsetY;")

   254     @Override

   255     public native double getShadowOffsetY();

   257     @JavaScriptBody(args = {}, body = "return this._context().lineCap;")

   258     @Override

   259     public native String getLineCap();

   261     @JavaScriptBody(args = {"style"}, body = "this._context().lineCap=style.valueOf();")

   262     @Override

   263     public native void setLineCap(String style);

   265     @JavaScriptBody(args = {}, body = "return this._context().lineJoin;")

   266     @Override

   267     public native String getLineJoin();

   269     @JavaScriptBody(args = {"style"}, body = "this._context().lineJoin=style.valueOf();")

   270     @Override

   271     public native void setLineJoin(String style);

   273     @JavaScriptBody(args = {}, body = "return this._context().lineWidth;")

   274     @Override

   275     public native double getLineWidth();

   277     @JavaScriptBody(args = {"width"}, body = "this._context().lineWidth=width;")

   278     @Override

   279     public native void setLineWidth(double width);

   281     @JavaScriptBody(args = {}, body = "return this._context().miterLimit;")

   282     @Override

   283     public native double getMiterLimit();

   285     @JavaScriptBody(args = {"limit"}, body = "this._context().miterLimit=limit;")

   286     @Override

   287     public native void setMiterLimit(double limit);

   289     @JavaScriptBody(args = {}, body = "return this._context().font;")

   290     @Override

   291     public native String getFont();

   293     @JavaScriptBody(args = {"font"}, body = "this._context().font=font.valueOf();")

   294     @Override

   295     public native void setFont(String font);

   297     @JavaScriptBody(args = {}, body = "return this._context().textAlign;")

   298     @Override

   299     public native String getTextAlign();

   301     @JavaScriptBody(args = {"textalign"}, body = "this._context().textAlign=textalign.valueOf();")

   302     @Override

   303     public native void setTextAlign(String textAlign);

   305     @JavaScriptBody(args = {}, body = "return this._context().textBaseline;")

   306     @Override

   307     public native String getTextBaseline();

   309     @JavaScriptBody(args = {"textbaseline"}, body = "this._context().textBaseline=textbaseline.valueOf();")

   310     @Override

   311     public native void setTextBaseline(String textbaseline);

   313     @JavaScriptBody(args = {"text", "x", "y"}, body = "this._context().fillText(text,x,y);")

   314     @Override

   315     public native void fillText(String text, double x, double y);

   317     @JavaScriptBody(args = {"text", "x", "y", "maxwidth"}, body = "this._context().fillText(text,x,y,maxwidth);")

   318     @Override

   319     public void fillText(String text, double x, double y, double maxWidth) {

   320     }

   322     @Override

   323     public ITextMetrics measureText(String text) {

   324         return new TextMetrics(measureTextImpl(text));

   325     }

   327     @JavaScriptBody(args = {"text"},

   328             body = "return this._context().measureText(text);")

   329     private native Object measureTextImpl(String text);

   331     @JavaScriptBody(args = {"text", "x", "y"}, body = "this._context().strokeText(text,x,y);")

   332     @Override

   333     public native void strokeText(String text, double x, double y);

   335     @JavaScriptBody(args = {"text", "x", "y", "maxWidth"}, body = "this._context().strokeText(text,x,y,maxWidth);")

   336     @Override

   337     public native void strokeText(String text, double x, double y, double maxWidth);

   339     @Override

   340     public IImageData createImageData(double x, double y) {

   341         return new ImageData(createImageDataImpl(x, y));

   342     }

   344     @JavaScriptBody(args = {"x", "y"},

   345             body = "return this._context().createImageData(x,y);")

   346     private native Object createImageDataImpl(double x, double y);

   348     @Override

   349     public IImageData createImageData(IImageData imageData) {

   350         return new ImageData(createImageDataImpl(imageData.getWidth(), imageData.getHeight()));

   351     }

   353     @Override

   354     public IImageData getImageData(double x, double y, double width, double height) {

   355         return new ImageData(getImageDataImpl(x, y, width, height));

   356     }

   358     @JavaScriptBody(args = {"x", "y", "width", "height"},

   359             body = "return this._context().getImageData(x,y,width,height);")

   360     private native Object getImageDataImpl(double x, double y, double width, double height);

   362     @Override

   363     public void putImageData(IImageData imageData, double x, double y) {

   364         putImageDataImpl(((ImageData) imageData).object(), x, y);

   365     }

   367     @JavaScriptBody(args = {"imageData", "x", "y"},

   368             body = "this._context().putImageData(imageData,x,y);")

   369     private native void putImageDataImpl(Object imageData, double x, double y);

   371     @Override

   372     public void putImageData(IImageData imageData, double x, double y, double dirtyx, double dirtyy, double dirtywidth, double dirtyheight) {

   373         putImageDataImpl(((ImageData) imageData).object(), x, y, dirtyx, dirtyy, dirtywidth, dirtyheight);

   374     }

   376     @JavaScriptBody(args = {"imageData", "x", "y", "dirtyx", "dirtyy", "dirtywidth", "dirtyheight"},

   377             body = "this._context().putImageData(imageData,x,y, dirtyx, dirtyy, dirtywidth,dirtyheight);")

   378     private native void putImageDataImpl(Object imageData, double x, double y, double dirtyx, double dirtyy, double dirtywidth, double dirtyheight);

   380     @JavaScriptBody(args = {"alpha"}, body = "this._context().globalAlpha=alpha;")

   381     @Override

   382     public native void setGlobalAlpha(double alpha);

   384     @JavaScriptBody(args = {}, body = "return this._context().globalAlpha;")

   385     @Override

   386     public native double getGlobalAlpha();

   388     @JavaScriptBody(args = {"operation"}, body = "this._context().globalCompositeOperation=operation.valueOf();")

   389     @Override

   390     public native void setGlobalCompositeOperation(String operation);

   392     @JavaScriptBody(args = {}, body = "return this._context().globalCompositeOperation;")

   393     @Override

   394     public native String getGlobalCompositeOperation();

   396     @Override

   397     public LinearGradient createLinearGradient(double x0, double y0, double x1, double y1) {

   398         return new LinearGradient(createLinearGradientImpl(context, x0, y0, x1, y1));

   399     }

   401     @JavaScriptBody(args = {"context", "x0", "y0", "x1", "y1"}, body = "return context.createLinearGradient(x0,y0,x1,y1);")

   402     private native Object createLinearGradientImpl(Object context, double x0, double y0, double x1, double y1);

   404     @Override

   405     public IPattern createPattern(IImage image, String repeat) {

   406         return new Pattern(createPatternImpl(context, image, repeat));

   407     }

   409     @JavaScriptBody(args = {"context", "image", "repeat"}, body = "return context.createPattern(image, repeat);")

   410     private static native Object createPatternImpl(Object context, IImage image, String repeat);

   412     @Override

   413     public RadialGradient createRadialGradient(double x0, double y0, double r0, double x1, double y1, double r1) {

   414         return new RadialGradient(createRadialGradientImpl(context, x0, y0, r0, x1, y1, r1));

   415     }

   417     @JavaScriptBody(args = {"context", "x0", "y0", "r0", "x1", "y1", "r1"}, body = "return context.createRadialGradient(x0,y0,r0,x1,y1,r1);")

   418     private static native Object createRadialGradientImpl(Object context, double x0, double y0, double r0, double x1, double y1, double r1);

   420     @JavaScriptBody(args = {"path"}, body = "var b = new Image(); b.src=path; return b;")

   421     @Override

   422     public IImage getImageForPath(String path) {

   423         throw new UnsupportedOperationException("getImageForPath is not yet supported");

   424     }

   425 }

author	toni.epple@eppleton.de
	Tue, 21 May 2013 16:10:52 +0200
branch	canvas
changeset 1125	a3d504d7e588
parent 1122	javaquery/api/src/main/java/org/apidesign/bck2brwsr/htmlpage/api/HTML5GraphicsContext.java@f5f15ac48ea8
permissions	-rw-r--r--