Merge branch 'Jalview-JS/develop' into merge_js_develop

[jalview.git] / src / swingjs / api / js / HTML5CanvasContext2D.java

diff --git a/src/swingjs/api/js/HTML5CanvasContext2D.java b/src/swingjs/api/js/HTML5CanvasContext2D.java
new file mode 100644 (file)
index 0000000..226f270
--- /dev/null
+++ b/src/swingjs/api/js/HTML5CanvasContext2D.java
@@ -0,0 +1,164 @@
+package swingjs.api.js;
+
+import java.awt.geom.AffineTransform;
+import java.awt.geom.Point2D.Float;
+
+public abstract class HTML5CanvasContext2D {
+
+       public class ImageData {
+               public int[] data; 
+       }
+
+       public ImageData imageData;
+       
+       public Object[][] _aSaved;
+       
+       public double lineWidth;
+
+       public String font, fillStyle, strokeStyle;
+
+       public float globalAlpha;
+
+       public abstract void drawImage(DOMNode img, double sx,
+                       double sy, double swidth, double sheight, double dx, double dy, double width, double height);
+
+       public abstract ImageData getImageData(int x, int y, int width, int height);
+
+       public abstract void beginPath();
+
+       public abstract void moveTo(double x0, double y0);
+
+       public abstract void lineTo(double x1, double y1);
+
+       public abstract void stroke();
+
+       public abstract void save();
+
+       public abstract void scale(double f, double g);
+
+       public abstract void arc(double centerX, double centerY, double radius, double startAngle, double  endAngle, boolean counterclockwise);
+
+       public abstract void closePath();
+
+       public abstract void restore();
+
+       public abstract void translate(double x, double y);
+       
+       public abstract void rotate(double radians);
+
+       public abstract void fill();
+
+
+       public abstract void fill(String winding);
+
+       public abstract void rect(double x, double y, double width, double height);
+
+       public abstract void fillText(String s, double x, double y);
+
+       public abstract void fillRect(double x, double y, double width, double height);
+
+       public abstract void clearRect(double i, double j, double windowWidth, double windowHeight);
+
+       public abstract void setLineDash(int[] dash);
+
+       public abstract void clip();
+
+       public abstract void quadraticCurveTo(double d, double e, double f, double g);
+
+       public abstract void bezierCurveTo(double d, double e, double f, double g, double h, double i);
+
+       public abstract void drawImage(DOMNode img, double x, double y, double width, double height);
+
+       public abstract void putImageData(Object imageData, double x, double y);
+
+       public abstract void transform(double d, double shx, double e, double shy, double f, double g);
+
+
+       /**
+        * pull one save structure onto the stack array ctx._aSaved
+        * 
+        * @param ctx
+        * @return the length of the stack array after the push
+        */
+       public static int push(HTML5CanvasContext2D ctx, Object[] map) {
+               /**
+                * @j2sNative
+                * 
+                * (ctx._aSaved || (ctx._aSaved = [])).push(map); 
+                * return ctx._aSaved.length;
+                */
+               {
+                       return 0;
+               }
+       }
+
+       /**
+        * pull one save structure off the stack array ctx._aSaved
+        * 
+        * @param ctx
+        * @return
+        */
+       public static Object[] pop(HTML5CanvasContext2D ctx) {
+               /**
+                * @j2sNative
+                * 
+                * return (ctx._aSaved && ctx._aSaved.length > 0 ? ctx._aSaved.pop() : null); 
+                */
+               {
+                       return null;
+               }
+       }
+
+       public static int getSavedLevel(HTML5CanvasContext2D ctx) {
+               /**
+                * @j2sNative
+                * 
+                * return (ctx._aSaved ? ctx._aSaved.length : 0); 
+                */
+               {
+                       return 0;
+               }
+       }
+       
+       public static Object[][] getSavedStack(HTML5CanvasContext2D ctx) {
+          /**
+           * @j2sNative
+           * 
+           * return (ctx._aSaved || []);
+           */
+               {
+                       return null;
+               }
+               
+       }
+
+       public static double[] setMatrix(HTML5CanvasContext2D ctx, AffineTransform transform) {
+               double[] m = /**  @j2sNative ctx._m || */ null;
+               if (transform == null) {
+                       /** @j2sNative ctx._m = null; */
+                       return null;                    
+               }
+               if (m == null) {
+                       /**
+                        * @j2sNative
+                        * ctx._m = m = new Array(6);
+                        */
+                       transform.getMatrix(m);
+               }
+               return m;
+       }
+
+       public static void createLinearGradient(HTML5CanvasContext2D ctx, Float p1, Float p2, String css1, String css2) {
+               /**
+                * @j2sNative
+                * 
+                *   var grd = ctx.createLinearGradient(p1.x, p1.y, p2.x, p2.y);
+                *   grd.addColorStop(0,css1);
+                *   grd.addColorStop(1,css2);
+                *   ctx.fillStyle = grd;
+                */
+               }
+
+       abstract public void drawImage(DOMNode domNode, int x, int y);
+
+}