javaquery/api/src/main/java/org/apidesign/bck2brwsr/htmlpage/api/HTML5GraphicsEnvironment.java
1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/javaquery/api/src/main/java/org/apidesign/bck2brwsr/htmlpage/api/HTML5GraphicsEnvironment.java Thu May 23 10:02:14 2013 +0200
1.3 @@ -0,0 +1,464 @@
1.4 +/**
1.5 + * Back 2 Browser Bytecode Translator Copyright (C) 2012 Jaroslav Tulach
1.6 + * <jaroslav.tulach@apidesign.org>
1.7 + *
1.8 + * This program is free software: you can redistribute it and/or modify it under
1.9 + * the terms of the GNU General Public License as published by the Free Software
1.10 + * Foundation, version 2 of the License.
1.11 + *
1.12 + * This program is distributed in the hope that it will be useful, but WITHOUT
1.13 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
1.14 + * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
1.15 + * details.
1.16 + *
1.17 + * You should have received a copy of the GNU General Public License along with
1.18 + * this program. Look for COPYING file in the top folder. If not, see
1.19 + * http://opensource.org/licenses/GPL-2.0.
1.20 + */
1.21 +package org.apidesign.bck2brwsr.htmlpage.api;
1.22 +
1.23 +import java.awt.Dimension;
1.24 +import java.util.HashMap;
1.25 +import java.util.Set;
1.26 +import net.java.html.canvas.GraphicsEnvironment;
1.27 +import net.java.html.canvas.Image;
1.28 +import net.java.html.canvas.LinearGradient;
1.29 +import net.java.html.canvas.Pattern;
1.30 +import net.java.html.canvas.RadialGradient;
1.31 +import net.java.html.canvas.Style;
1.32 +import org.apidesign.bck2brwsr.core.JavaScriptBody;
1.33 +
1.34 +/**
1.35 + *
1.36 + * @author Anton Epple <toni.epple@eppleton.de>
1.37 + */
1.38 +public class HTML5GraphicsEnvironment implements GraphicsEnvironment {
1.39 +
1.40 + Object context;
1.41 + Canvas canvas;
1.42 + HTML5GraphicsEnvironment(Object contextImpl, Canvas canvas) {
1.43 + this.context = contextImpl;
1.44 + this.canvas = canvas;
1.45 + }
1.46 +
1.47 + @JavaScriptBody(args = {"centerx", "centery", "radius", "startangle", "endangle", "ccw"},
1.48 + body = "this._context().arc(centerx,centery, radius, startangle, endangle,ccw);")
1.49 + @Override
1.50 + public native void arc(double centerX,
1.51 + double centerY,
1.52 + double startAngle,
1.53 + double radius,
1.54 + double endAngle,
1.55 + boolean ccw);
1.56 +
1.57 + @JavaScriptBody(args = {"x1", "y1", "x2", "y2", "r"},
1.58 + body = "this._context().arcTo(x1,y1,x2,y2,r);")
1.59 + @Override
1.60 + public native void arcTo(double x1,
1.61 + double y1,
1.62 + double x2,
1.63 + double y2,
1.64 + double r);
1.65 +
1.66 + @JavaScriptBody(args = {"x", "y"},
1.67 + body = "return this._context().isPointInPath(x,y);")
1.68 + @Override
1.69 + public native boolean isPointInPath(double x, double y);
1.70 +
1.71 + @JavaScriptBody(args = {}, body = "this._context().fill();")
1.72 + @Override
1.73 + public native void fill();
1.74 +
1.75 + @JavaScriptBody(args = {}, body = "this._context().stroke();")
1.76 + @Override
1.77 + public native void stroke();
1.78 +
1.79 + @JavaScriptBody(args = {}, body = "this._context().beginPath();")
1.80 + @Override
1.81 + public native void beginPath();
1.82 +
1.83 + @JavaScriptBody(args = {}, body = "this._context().closePath();")
1.84 + @Override
1.85 + public native void closePath();
1.86 +
1.87 + @JavaScriptBody(args = {}, body = "this._context().clip();")
1.88 + @Override
1.89 + public native void clip();
1.90 +
1.91 + @JavaScriptBody(args = {"x", "y"}, body = "this._context().moveTo(x,y);")
1.92 + @Override
1.93 + public native void moveTo(double x, double y);
1.94 +
1.95 + @JavaScriptBody(args = {"x", "y"}, body = "this._context().lineTo(x,y);")
1.96 + @Override
1.97 + public native void lineTo(double x, double y);
1.98 +
1.99 + @JavaScriptBody(args = {"cpx", "cpy", "x", "y"}, body = "this._context().quadraticCurveTo(cpx,cpy,x,y);")
1.100 + @Override
1.101 + public native void quadraticCurveTo(double cpx, double cpy, double x, double y);
1.102 +
1.103 + @JavaScriptBody(args = {"cp1x", "cp1y", "cp2x", "cp2y", "x", "y"},
1.104 + body = "this._context().bezierCurveTo(cp1x,cp1y,cp2x,cp2y,x,y);")
1.105 + @Override
1.106 + public native void bezierCurveTo(double cp1x, double cp1y, double cp2x, double cp2y, double x, double y);
1.107 +
1.108 + @JavaScriptBody(args = {"x", "y", "width", "height"}, body = "this._context().fillRect(x,y,width,height);")
1.109 + @Override
1.110 + public native void fillRect(double x, double y, double width, double height);
1.111 +
1.112 + @JavaScriptBody(args = {"x", "y", "width", "height"}, body = "this._context().strokeRect(x,y,width,height);")
1.113 + @Override
1.114 + public native void strokeRect(double x, double y, double width, double height);
1.115 +
1.116 + @JavaScriptBody(args = {"x", "y", "width", "height"}, body = "this._context().clearRect(x,y,width,height);")
1.117 + @Override
1.118 + public native void clearRect(double x, double y, double width, double height);
1.119 +
1.120 + @JavaScriptBody(args = {"x", "y", "width", "height"}, body = "this._context().rectect(x,y,width,height);")
1.121 + @Override
1.122 + public native void rect(double x, double y, double width, double height);
1.123 +
1.124 + @JavaScriptBody(args = {}, body = "this._context().save();")
1.125 + @Override
1.126 + public native void save();
1.127 +
1.128 + @JavaScriptBody(args = {}, body = "this._context().restore();")
1.129 + @Override
1.130 + public native void restore();
1.131 +
1.132 + @JavaScriptBody(args = {"angle"}, body = "this._context().rotate(angle);")
1.133 + @Override
1.134 + public native void rotate(double angle);
1.135 +
1.136 + @JavaScriptBody(args = {"a", "b", "c", "d", "e", "f"}, body = "this._context().transform(a,b,c,d,e,f);")
1.137 + @Override
1.138 + public native void transform(double a, double b, double c, double d, double e, double f);
1.139 +
1.140 + @JavaScriptBody(args = {"a", "b", "c", "d", "e", "f"}, body = "this._context().setTransform(a,b,c,d,e,f);")
1.141 + @Override
1.142 + public native void setTransform(double a, double b, double c, double d, double e, double f);
1.143 +
1.144 + @JavaScriptBody(args = {"x", "y"}, body = "this._context().translate(x,y);")
1.145 + @Override
1.146 + public native void translate(double x, double y);
1.147 +
1.148 + @JavaScriptBody(args = {"x", "y"}, body = "this._context().scale(x,y);")
1.149 + @Override
1.150 + public native void scale(double x, double y);
1.151 +
1.152 + @Override
1.153 + public void drawImage(Image image, double x, double y) {
1.154 + drawImageImpl(context, Element.getElementById((ImageWrapper) image), x, y);
1.155 + }
1.156 +
1.157 + @Override
1.158 + public void drawImage(Image image, double x, double y, double width, double height) {
1.159 + drawImageImpl(context, Element.getElementById((ImageWrapper) image), x, y, width, height);
1.160 + }
1.161 +
1.162 + @Override
1.163 + public void drawImage(Image image, double sx, double sy, double sWidth, double sHeight, double x, double y, double width, double height) {
1.164 + drawImageImpl(context, Element.getElementById((ImageWrapper) image), sx, sy, sWidth, sHeight, x, y, width, height);
1.165 + }
1.166 +
1.167 + @JavaScriptBody(args = {"ctx", "img", "x", "y", "width", "height"}, body = "ctx.drawImage(img,x,y,width,height);")
1.168 + private native static void drawImageImpl(Object ctx, Object img, double x, double y, double width, double height);
1.169 +
1.170 + @JavaScriptBody(args = {"ctx", "img", "sx", "sy", "swidth", "sheight", "x", "y", "width", "height"}, body = "ctx.drawImage(img,sx,sy,swidth,sheight,x,y,width,height);")
1.171 + 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);
1.172 +
1.173 + @JavaScriptBody(args = {"ctx", "img", "x", "y"}, body = "ctx.drawImage(img,x,y);")
1.174 + private native static void drawImageImpl(Object ctx, Object img, double x, double y);
1.175 +
1.176 + @JavaScriptBody(args = {"style"}, body = "this._context().fillStyle=style.valueOf();")
1.177 + @Override
1.178 + public native void setFillStyle(String style);
1.179 +
1.180 + @JavaScriptBody(args = {}, body = "return this._context().fillStyle;")
1.181 + @Override
1.182 + public native String getFillStyle();
1.183 +
1.184 + @Override
1.185 + public void setFillStyle(Style style) {
1.186 + setFillStyleImpl(context, createFillStyle(style));
1.187 + }
1.188 +
1.189 + private Object createFillStyle(Style style) {
1.190 + if (style instanceof RadialGradient) {
1.191 + RadialGradientWrapper gradient = createRadialGradientWrapper(
1.192 + ((RadialGradient) style).getX0(),
1.193 + ((RadialGradient) style).getY0(),
1.194 + ((RadialGradient) style).getR0(),
1.195 + ((RadialGradient) style).getX1(),
1.196 + ((RadialGradient) style).getY1(),
1.197 + ((RadialGradient) style).getR1());
1.198 + HashMap<Double, String> stops = ((LinearGradient) style).getStops();
1.199 + Set<Double> keySet = stops.keySet();
1.200 + for (Double double1 : keySet) {
1.201 + addColorStopImpl(style, double1, stops.get(double1));
1.202 + }
1.203 + return gradient;
1.204 +
1.205 +
1.206 + } else if (style instanceof LinearGradient) {
1.207 + LinearGradientWrapper gradient = createLinearGradientWrapper(
1.208 + ((LinearGradient) style).getX0(),
1.209 + ((LinearGradient) style).getY0(),
1.210 + ((LinearGradient) style).getX1(),
1.211 + ((LinearGradient) style).getY1());
1.212 + HashMap<Double, String> stops = ((LinearGradient) style).getStops();
1.213 + Set<Double> keySet = stops.keySet();
1.214 + for (Double double1 : keySet) {
1.215 + addColorStopImpl(style, double1, stops.get(double1));
1.216 + }
1.217 + return gradient;
1.218 + } else if (style instanceof Pattern) {
1.219 + return createPatternWrapper(((Pattern) style).getImageData(), ((Pattern) style).getRepeat());
1.220 + }
1.221 + return null;
1.222 + }
1.223 +
1.224 +
1.225 + @JavaScriptBody(args = {"gradient", "position", "color"}, body =
1.226 + "gradient.addColorStop(position,color)")
1.227 + private static native void addColorStopImpl(Object gradient, double position, String color);
1.228 +
1.229 + @JavaScriptBody(args = {"context", "obj"}, body = "context.fillStyle=obj;")
1.230 + private native void setFillStyleImpl(Object context, Object obj);
1.231 +
1.232 + @JavaScriptBody(args = {"style"}, body = "this._context().strokeStyle=style.valueOf();")
1.233 + @Override
1.234 + public native void setStrokeStyle(String style);
1.235 +
1.236 + @Override
1.237 + public void setStrokeStyle(Style style) {
1.238 + setStrokeStyleImpl(context, createFillStyle(style));
1.239 + }
1.240 +
1.241 + @JavaScriptBody(args = {"context", "obj"}, body = "context.strokeStyle=obj;")
1.242 + private native void setStrokeStyleImpl(Object context, Object obj);
1.243 +
1.244 + @JavaScriptBody(args = {"color"}, body = "this._context().shadowColor=color.valueOf();")
1.245 + @Override
1.246 + public native void setShadowColor(String color);
1.247 +
1.248 + @JavaScriptBody(args = {"blur"}, body = "this._context().shadowBlur=blur;")
1.249 + @Override
1.250 + public native void setShadowBlur(double blur);
1.251 +
1.252 + @JavaScriptBody(args = {"x"}, body = "this._context().shadowOffsetX=x;")
1.253 + @Override
1.254 + public native void setShadowOffsetX(double x);
1.255 +
1.256 + @JavaScriptBody(args = {"y"}, body = "this._context().shadowOffsetY=y;")
1.257 + @Override
1.258 + public native void setShadowOffsetY(double y);
1.259 +
1.260 + @JavaScriptBody(args = {}, body = "return this._context().strokeStyle;")
1.261 + @Override
1.262 + public native String getStrokeStyle();
1.263 +
1.264 + @JavaScriptBody(args = {}, body = "return this._context().shadowColor;")
1.265 + @Override
1.266 + public native String getShadowColor();
1.267 +
1.268 + @JavaScriptBody(args = {}, body = "return this._context().shadowBlur;")
1.269 + @Override
1.270 + public native double getShadowBlur();
1.271 +
1.272 + @JavaScriptBody(args = {}, body = "return this._context().shadowOffsetX;")
1.273 + @Override
1.274 + public native double getShadowOffsetX();
1.275 +
1.276 + @JavaScriptBody(args = {}, body = "return this._context().shadowOffsetY;")
1.277 + @Override
1.278 + public native double getShadowOffsetY();
1.279 +
1.280 + @JavaScriptBody(args = {}, body = "return this._context().lineCap;")
1.281 + @Override
1.282 + public native String getLineCap();
1.283 +
1.284 + @JavaScriptBody(args = {"style"}, body = "this._context().lineCap=style.valueOf();")
1.285 + @Override
1.286 + public native void setLineCap(String style);
1.287 +
1.288 + @JavaScriptBody(args = {}, body = "return this._context().lineJoin;")
1.289 + @Override
1.290 + public native String getLineJoin();
1.291 +
1.292 + @JavaScriptBody(args = {"style"}, body = "this._context().lineJoin=style.valueOf();")
1.293 + @Override
1.294 + public native void setLineJoin(String style);
1.295 +
1.296 + @JavaScriptBody(args = {}, body = "return this._context().lineWidth;")
1.297 + @Override
1.298 + public native double getLineWidth();
1.299 +
1.300 + @JavaScriptBody(args = {"width"}, body = "this._context().lineWidth=width;")
1.301 + @Override
1.302 + public native void setLineWidth(double width);
1.303 +
1.304 + @JavaScriptBody(args = {}, body = "return this._context().miterLimit;")
1.305 + @Override
1.306 + public native double getMiterLimit();
1.307 +
1.308 + @JavaScriptBody(args = {"limit"}, body = "this._context().miterLimit=limit;")
1.309 + @Override
1.310 + public native void setMiterLimit(double limit);
1.311 +
1.312 + @JavaScriptBody(args = {}, body = "return this._context().font;")
1.313 + @Override
1.314 + public native String getFont();
1.315 +
1.316 + @JavaScriptBody(args = {"font"}, body = "this._context().font=font.valueOf();")
1.317 + @Override
1.318 + public native void setFont(String font);
1.319 +
1.320 + @JavaScriptBody(args = {}, body = "return this._context().textAlign;")
1.321 + @Override
1.322 + public native String getTextAlign();
1.323 +
1.324 + @JavaScriptBody(args = {"textalign"}, body = "this._context().textAlign=textalign.valueOf();")
1.325 + @Override
1.326 + public native void setTextAlign(String textAlign);
1.327 +
1.328 + @JavaScriptBody(args = {}, body = "return this._context().textBaseline;")
1.329 + @Override
1.330 + public native String getTextBaseline();
1.331 +
1.332 + @JavaScriptBody(args = {"textbaseline"}, body = "this._context().textBaseline=textbaseline.valueOf();")
1.333 + @Override
1.334 + public native void setTextBaseline(String textbaseline);
1.335 +
1.336 + @JavaScriptBody(args = {"text", "x", "y"}, body = "this._context().fillText(text,x,y);")
1.337 + @Override
1.338 + public native void fillText(String text, double x, double y);
1.339 +
1.340 + @JavaScriptBody(args = {"text", "x", "y", "maxwidth"}, body = "this._context().fillText(text,x,y,maxwidth);")
1.341 + @Override
1.342 + public void fillText(String text, double x, double y, double maxWidth) {
1.343 + }
1.344 +
1.345 + @Override
1.346 + public Dimension measureText(String text) {
1.347 + TextMetrics textMetrics = new TextMetrics(measureTextImpl(text));
1.348 + return new Dimension((int) textMetrics.getWidth(), (int) textMetrics.getHeight());
1.349 + }
1.350 +
1.351 + @JavaScriptBody(args = {"text"},
1.352 + body = "return this._context().measureText(text);")
1.353 + private native Object measureTextImpl(String text);
1.354 +
1.355 + @JavaScriptBody(args = {"text", "x", "y"}, body = "this._context().strokeText(text,x,y);")
1.356 + @Override
1.357 + public native void strokeText(String text, double x, double y);
1.358 +
1.359 + @JavaScriptBody(args = {"text", "x", "y", "maxWidth"}, body = "this._context().strokeText(text,x,y,maxWidth);")
1.360 + @Override
1.361 + public native void strokeText(String text, double x, double y, double maxWidth);
1.362 +
1.363 +// @Override
1.364 +// public Image createImageData(double x, double y) {
1.365 +// return new ImageDataWrapper(createImageDataImpl(x, y));
1.366 +// }
1.367 +//
1.368 +// @JavaScriptBody(args = {"x", "y"},
1.369 +// body = "return this._context().createImageData(x,y);")
1.370 +// private native Object createImageDataImpl(double x, double y);
1.371 +//
1.372 +// @Override
1.373 +// public Image createImageData(Image imageData) {
1.374 +// return new ImageDataWrapper(createImageDataImpl(imageData.getWidth(), imageData.getHeight()));
1.375 +// }
1.376 +//
1.377 +// @Override
1.378 +// public Image getImageData(double x, double y, double width, double height) {
1.379 +// return new ImageDataWrapper(getImageDataImpl(x, y, width, height));
1.380 +// }
1.381 +
1.382 + @JavaScriptBody(args = {"x", "y", "width", "height"},
1.383 + body = "return this._context().getImageData(x,y,width,height);")
1.384 + private native Object getImageDataImpl(double x, double y, double width, double height);
1.385 +
1.386 +// @Override
1.387 +// public void putImageData(Image imageData, double x, double y) {
1.388 +// putImageDataImpl(((ImageDataWrapper) imageData).object(), x, y);
1.389 +// }
1.390 +//
1.391 +// @JavaScriptBody(args = {"imageData", "x", "y"},
1.392 +// body = "this._context().putImageData(imageData,x,y);")
1.393 +// private native void putImageDataImpl(Object imageData, double x, double y);
1.394 +//
1.395 +// @Override
1.396 +// public void putImageData(Image imageData, double x, double y, double dirtyx, double dirtyy, double dirtywidth, double dirtyheight) {
1.397 +// putImageDataImpl(((ImageDataWrapper) imageData).object(), x, y, dirtyx, dirtyy, dirtywidth, dirtyheight);
1.398 +// }
1.399 +
1.400 + @JavaScriptBody(args = {"imageData", "x", "y", "dirtyx", "dirtyy", "dirtywidth", "dirtyheight"},
1.401 + body = "this._context().putImageData(imageData,x,y, dirtyx, dirtyy, dirtywidth,dirtyheight);")
1.402 + private native void putImageDataImpl(Object imageData, double x, double y, double dirtyx, double dirtyy, double dirtywidth, double dirtyheight);
1.403 +
1.404 + @JavaScriptBody(args = {"alpha"}, body = "this._context().globalAlpha=alpha;")
1.405 + @Override
1.406 + public native void setGlobalAlpha(double alpha);
1.407 +
1.408 + @JavaScriptBody(args = {}, body = "return this._context().globalAlpha;")
1.409 + @Override
1.410 + public native double getGlobalAlpha();
1.411 +
1.412 + @JavaScriptBody(args = {"operation"}, body = "this._context().globalCompositeOperation=operation.valueOf();")
1.413 + @Override
1.414 + public native void setGlobalCompositeOperation(String operation);
1.415 +
1.416 + @JavaScriptBody(args = {}, body = "return this._context().globalCompositeOperation;")
1.417 + @Override
1.418 + public native String getGlobalCompositeOperation();
1.419 +
1.420 + public LinearGradientWrapper createLinearGradientWrapper(double x0, double y0, double x1, double y1) {
1.421 + return new LinearGradientWrapper(createLinearGradientImpl(context, x0, y0, x1, y1));
1.422 + }
1.423 +
1.424 + @JavaScriptBody(args = {"context", "x0", "y0", "x1", "y1"}, body = "return context.createLinearGradient(x0,y0,x1,y1);")
1.425 + private native Object createLinearGradientImpl(Object context, double x0, double y0, double x1, double y1);
1.426 +
1.427 + public PatternWrapper createPatternWrapper(Image image, String repeat) {
1.428 + return new PatternWrapper(createPatternImpl(context, image, repeat));
1.429 + }
1.430 +
1.431 + @JavaScriptBody(args = {"context", "image", "repeat"}, body = "return context.createPattern(image, repeat);")
1.432 + private static native Object createPatternImpl(Object context, Image image, String repeat);
1.433 +
1.434 + public RadialGradientWrapper createRadialGradientWrapper(double x0, double y0, double r0, double x1, double y1, double r1) {
1.435 + return new RadialGradientWrapper(createRadialGradientImpl(context, x0, y0, r0, x1, y1, r1));
1.436 + }
1.437 +
1.438 + @JavaScriptBody(args = {"context", "x0", "y0", "r0", "x1", "y1", "r1"}, body = "return context.createRadialGradient(x0,y0,r0,x1,y1,r1);")
1.439 + private static native Object createRadialGradientImpl(Object context, double x0, double y0, double r0, double x1, double y1, double r1);
1.440 +
1.441 +
1.442 + @JavaScriptBody(args = {"path"}, body = "var b = new Image(); b.src=path; return b;")
1.443 + public native ImageWrapper getImageForPath(String path);
1.444 +
1.445 +
1.446 +
1.447 + @Override
1.448 + public int getHeight() {
1.449 + return canvas.getHeight();
1.450 + }
1.451 +
1.452 + @Override
1.453 + public int getWidth() {
1.454 + return canvas.getWidth();
1.455 + }
1.456 +
1.457 + @Override
1.458 + public void setHeight(int height) {
1.459 + canvas.setHeight(height);
1.460 + }
1.461 +
1.462 + @Override
1.463 + public void setWidth(int width) {
1.464 + canvas.setWidth(width);
1.465 + }
1.466 +
1.467 +}