173 if (entry.getGlyphSet() == grayGlyphSet) {
174 con.XRenderAddGlyphs(grayGlyphSet, gl, tmpList, generateGlyphImageStream(tmpList));
175 } else {
176 con.XRenderAddGlyphs(lcdGlyphSet, gl, tmpList, generateGlyphImageStream(tmpList));
177 }
178 }
179 }
180 }
181
182 /**
183 * Seperates lcd and grayscale glyphs queued for upload, and sets the
184 * appropriate glyphset for the cache entries.
185 */
186 protected List<XRGlyphCacheEntry>[] seperateGlyphTypes(List<XRGlyphCacheEntry> glyphList, boolean containsLCDGlyphs) {
187 ArrayList<XRGlyphCacheEntry> lcdGlyphs = null;
188 ArrayList<XRGlyphCacheEntry> grayGlyphs = null;
189
190 for (XRGlyphCacheEntry cacheEntry : glyphList) {
191 if (cacheEntry.isGrayscale(containsLCDGlyphs)) {
192 if (grayGlyphs == null) {
193 grayGlyphs = new ArrayList<XRGlyphCacheEntry>(glyphList.size());
194 }
195 cacheEntry.setGlyphSet(grayGlyphSet);
196 grayGlyphs.add(cacheEntry);
197 } else {
198 if (lcdGlyphs == null) {
199 lcdGlyphs = new ArrayList<XRGlyphCacheEntry>(glyphList.size());
200 }
201 cacheEntry.setGlyphSet(lcdGlyphSet);
202 lcdGlyphs.add(cacheEntry);
203 }
204 }
205
206 return new List[] { grayGlyphs, lcdGlyphs };
207 }
208
209 /**
210 * Copies the glyph-images into a continous buffer, required for uploading.
211 */
212 protected byte[] generateGlyphImageStream(List<XRGlyphCacheEntry> glyphList) {
213 boolean isLCDGlyph = glyphList.get(0).getGlyphSet() == lcdGlyphSet;
214
215 ByteArrayOutputStream stream = new ByteArrayOutputStream((isLCDGlyph ? 4 : 1) * 48 * glyphList.size());
216 for (XRGlyphCacheEntry cacheEntry : glyphList) {
217 cacheEntry.writePixelData(stream, isLCDGlyph);
218 }
219
220 return stream.toByteArray();
221 }
222
223 protected boolean containsLCDGlyphs(List<XRGlyphCacheEntry> entries) {
224 boolean containsLCDGlyphs = false;
225
226 for (XRGlyphCacheEntry entry : entries) {
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173 if (entry.getGlyphSet() == grayGlyphSet) {
174 con.XRenderAddGlyphs(grayGlyphSet, gl, tmpList, generateGlyphImageStream(tmpList));
175 } else {
176 con.XRenderAddGlyphs(lcdGlyphSet, gl, tmpList, generateGlyphImageStream(tmpList));
177 }
178 }
179 }
180 }
181
182 /**
183 * Seperates lcd and grayscale glyphs queued for upload, and sets the
184 * appropriate glyphset for the cache entries.
185 */
186 protected List<XRGlyphCacheEntry>[] seperateGlyphTypes(List<XRGlyphCacheEntry> glyphList, boolean containsLCDGlyphs) {
187 ArrayList<XRGlyphCacheEntry> lcdGlyphs = null;
188 ArrayList<XRGlyphCacheEntry> grayGlyphs = null;
189
190 for (XRGlyphCacheEntry cacheEntry : glyphList) {
191 if (cacheEntry.isGrayscale(containsLCDGlyphs)) {
192 if (grayGlyphs == null) {
193 grayGlyphs = new ArrayList<>(glyphList.size());
194 }
195 cacheEntry.setGlyphSet(grayGlyphSet);
196 grayGlyphs.add(cacheEntry);
197 } else {
198 if (lcdGlyphs == null) {
199 lcdGlyphs = new ArrayList<>(glyphList.size());
200 }
201 cacheEntry.setGlyphSet(lcdGlyphSet);
202 lcdGlyphs.add(cacheEntry);
203 }
204 }
205 // Arrays and generics don't play well together
206 @SuppressWarnings({"unchecked", "rawtypes"})
207 List<XRGlyphCacheEntry>[] tmp =
208 (List<XRGlyphCacheEntry>[]) (new List[] { grayGlyphs, lcdGlyphs });
209 return tmp;
210 }
211
212 /**
213 * Copies the glyph-images into a continous buffer, required for uploading.
214 */
215 protected byte[] generateGlyphImageStream(List<XRGlyphCacheEntry> glyphList) {
216 boolean isLCDGlyph = glyphList.get(0).getGlyphSet() == lcdGlyphSet;
217
218 ByteArrayOutputStream stream = new ByteArrayOutputStream((isLCDGlyph ? 4 : 1) * 48 * glyphList.size());
219 for (XRGlyphCacheEntry cacheEntry : glyphList) {
220 cacheEntry.writePixelData(stream, isLCDGlyph);
221 }
222
223 return stream.toByteArray();
224 }
225
226 protected boolean containsLCDGlyphs(List<XRGlyphCacheEntry> entries) {
227 boolean containsLCDGlyphs = false;
228
229 for (XRGlyphCacheEntry entry : entries) {
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