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101 lines
1.9 KiB
101 lines
1.9 KiB
package mightypork.gamecore.core.plugins.screenshot;
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import java.io.File;
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import java.io.IOException;
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import mightypork.gamecore.core.App;
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import mightypork.gamecore.graphics.Screenshot;
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import mightypork.utils.Support;
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import mightypork.utils.files.WorkDir;
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import mightypork.utils.logging.Log;
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/**
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* Task that takes screenshot and asynchronously saves it to a file.<br>
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* Can be run in a separate thread, but must be instantiated in the render
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* thread.
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*
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* @author MightyPork
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*/
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public class TaskTakeScreenshot implements Runnable {
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private final Screenshot scr;
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/**
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* Take screenshot. Must be called in render thread.
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*/
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public TaskTakeScreenshot()
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{
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scr = App.gfx().takeScreenshot();
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}
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@Override
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public void run()
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{
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// generate unique filename
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final File file = getScreenshotFile();
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Log.f3("Saving screenshot to file: " + file);
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// save to disk
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try {
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scr.save(file);
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} catch (final IOException e) {
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Log.e("Failed to save screenshot.", e);
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}
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}
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/**
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* @return File to save the screenshot to.
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*/
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protected File getScreenshotFile()
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{
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final String fname = getBaseFilename();
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return findFreeFile(fname);
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}
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/**
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* @return directory for screenshots
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*/
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protected File getScreenshotDirectory()
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{
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return WorkDir.getDir("_screenshot_dir");
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}
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/**
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* Get base filename for the screenshot, without extension.
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*
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* @return filename
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*/
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protected String getBaseFilename()
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{
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return Support.getTime("yyyy-MM-dd_HH-mm-ss");
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}
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/**
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* Find first free filename for the screenshot, by adding -NUMBER after the
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* base filename and before extension.
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*
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* @param base_name base filename
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* @return full path to screenshot file
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*/
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protected File findFreeFile(String base_name)
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{
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File file;
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int index = 0;
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while (true) {
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file = new File(getScreenshotDirectory(), base_name + (index > 0 ? "-" + index : "") + ".png");
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if (!file.exists()) break;
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index++;
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}
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return file;
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}
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}
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