103 lines
2.8 KiB
Java
103 lines
2.8 KiB
Java
/*
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* Copyright 2013 Hannes Janetzek
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*
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* This file is part of the OpenScienceMap project (http://www.opensciencemap.org).
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*
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* This program is free software: you can redistribute it and/or modify it under the
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* terms of the GNU Lesser General Public License as published by the Free Software
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* Foundation, either version 3 of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT ANY
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
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* PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License along with
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* this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.oscim.gdx.client;
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import com.badlogic.gdx.Gdx;
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import com.badlogic.gdx.files.FileHandle;
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import com.badlogic.gdx.graphics.Pixmap;
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import com.google.gwt.dom.client.ImageElement;
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import com.google.gwt.user.client.ui.Image;
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import com.google.gwt.user.client.ui.RootPanel;
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import org.oscim.backend.GL;
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import org.oscim.backend.canvas.Bitmap;
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public class GwtBitmap implements Bitmap {
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Pixmap pixmap;
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Image image;
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boolean disposable;
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public GwtBitmap(Image data) {
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ImageElement imageElement = ImageElement.as(data.getElement());
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pixmap = new Pixmap(imageElement);
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image = data;
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}
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/**
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* always argb8888
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*/
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public GwtBitmap(int width, int height, int format) {
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pixmap = new Pixmap(width, height, null);
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}
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public GwtBitmap(String fileName) {
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FileHandle handle = Gdx.files.internal(fileName);
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pixmap = new Pixmap(handle);
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disposable = true;
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}
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@Override
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public int getWidth() {
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return pixmap.getWidth();
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}
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@Override
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public int getHeight() {
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return pixmap.getHeight();
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}
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@Override
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public void recycle() {
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// FIXME this should be called at some point in time
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pixmap.dispose();
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if (image != null)
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RootPanel.get().remove(image);
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}
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@Override
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public int[] getPixels() {
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return null;
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}
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@Override
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public void eraseColor(int color) {
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}
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@Override
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public void uploadToTexture(boolean replace) {
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Gdx.gl.glTexImage2D(GL.TEXTURE_2D, 0, pixmap.getGLInternalFormat(), pixmap.getWidth(),
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pixmap.getHeight(), 0,
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pixmap.getGLFormat(), pixmap.getGLType(), pixmap.getPixels());
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if (disposable || image != null) {
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//log.debug("dispose pixmap " + getWidth() + "/" + getHeight());
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pixmap.dispose();
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if (image != null)
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RootPanel.get().remove(image);
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}
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}
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@Override
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public boolean isValid() {
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return true;
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}
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}
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