Render themes: SVG resources, closes #60

2016-07-14 21:18:04 +03:00
parent 9b4cf470f9
commit fed2cd05e4
13 changed files with 244 additions and 2 deletions
--- a/vtm-desktop/src/org/oscim/awt/AwtSvgBitmap.java
+++ b/vtm-desktop/src/org/oscim/awt/AwtSvgBitmap.java
@@ -0,0 +1,62 @@
+/*
+ * Copyright 2016 devemux86
+ *
+ * This program is free software: you can redistribute it and/or modify it under the
+ * terms of the GNU Lesser General Public License as published by the Free Software
+ * Foundation, either version 3 of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+ * PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License along with
+ * this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package org.oscim.awt;
+
+import com.kitfox.svg.SVGCache;
+import com.kitfox.svg.SVGDiagram;
+import com.kitfox.svg.app.beans.SVGIcon;
+
+import org.oscim.backend.CanvasAdapter;
+
+import java.awt.Dimension;
+import java.awt.image.BufferedImage;
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.URI;
+
+public class AwtSvgBitmap extends AwtBitmap {
+    private static final float DEFAULT_SIZE = 400f;
+
+    private static BufferedImage getResourceBitmap(InputStream inputStream) throws IOException {
+        synchronized (SVGCache.getSVGUniverse()) {
+            try {
+                URI uri = SVGCache.getSVGUniverse().loadSVG(inputStream, Integer.toString(inputStream.hashCode()));
+                SVGDiagram diagram = SVGCache.getSVGUniverse().getDiagram(uri);
+
+                float scaleFactor = CanvasAdapter.dpi / 240;
+                double scale = scaleFactor / Math.sqrt((diagram.getHeight() * diagram.getWidth()) / DEFAULT_SIZE);
+
+                float bitmapWidth = (float) (diagram.getWidth() * scale);
+                float bitmapHeight = (float) (diagram.getHeight() * scale);
+
+                SVGIcon icon = new SVGIcon();
+                icon.setAntiAlias(true);
+                icon.setPreferredSize(new Dimension((int) bitmapWidth, (int) bitmapHeight));
+                icon.setScaleToFit(true);
+                icon.setSvgURI(uri);
+                BufferedImage bufferedImage = new BufferedImage(icon.getIconWidth(), icon.getIconHeight(), BufferedImage.TYPE_INT_ARGB);
+                icon.paintIcon(null, bufferedImage.createGraphics(), 0, 0);
+
+                return bufferedImage;
+            } catch (Exception e) {
+                throw new IOException(e);
+            }
+        }
+    }
+
+    AwtSvgBitmap(InputStream inputStream) throws IOException {
+        super(getResourceBitmap(inputStream));
+    }
+}