diff options
Diffstat (limited to 'tools/layoutlib/bridge/src/android/graphics/Paint_Delegate.java')
| -rw-r--r-- | tools/layoutlib/bridge/src/android/graphics/Paint_Delegate.java | 92 |
1 files changed, 33 insertions, 59 deletions
diff --git a/tools/layoutlib/bridge/src/android/graphics/Paint_Delegate.java b/tools/layoutlib/bridge/src/android/graphics/Paint_Delegate.java index 83df745..911f4e7 100644 --- a/tools/layoutlib/bridge/src/android/graphics/Paint_Delegate.java +++ b/tools/layoutlib/bridge/src/android/graphics/Paint_Delegate.java @@ -53,7 +53,7 @@ import java.util.Locale; public class Paint_Delegate { /** - * Class associating a {@link Font} and it's {@link java.awt.FontMetrics}. + * Class associating a {@link Font} and its {@link java.awt.FontMetrics}. */ /*package*/ static final class FontInfo { Font mFont; @@ -66,8 +66,6 @@ public class Paint_Delegate { // ---- delegate helper data ---- private List<FontInfo> mFonts; - private final FontRenderContext mFontContext = new FontRenderContext( - new AffineTransform(), true, true); // ---- delegate data ---- private int mFlags; @@ -83,6 +81,7 @@ public class Paint_Delegate { private float mTextScaleX; private float mTextSkewX; private int mHintingMode = Paint.HINTING_ON; + private boolean mIsCompact = true; private Xfermode_Delegate mXfermode; private ColorFilter_Delegate mColorFilter; @@ -101,8 +100,7 @@ public class Paint_Delegate { } /** - * Returns the list of {@link Font} objects. The first item is the main font, the rest - * are fall backs for characters not present in the main font. + * Returns the list of {@link Font} objects. */ public List<FontInfo> getFonts() { return mFonts; @@ -437,12 +435,20 @@ public class Paint_Delegate { @LayoutlibDelegate /*package*/ static boolean isElegantTextHeight(Paint thisPaint) { - return false; + // get the delegate from the native int. + Paint_Delegate delegate = sManager.getDelegate(thisPaint.mNativePaint); + return delegate != null && !delegate.mIsCompact; } @LayoutlibDelegate /*package*/ static void setElegantTextHeight(Paint thisPaint, boolean elegant) { - // TODO + // get the delegate from the native int. + Paint_Delegate delegate = sManager.getDelegate(thisPaint.mNativePaint); + if (delegate == null) { + return; + } + + delegate.mIsCompact = !elegant; } @LayoutlibDelegate @@ -621,7 +627,6 @@ public class Paint_Delegate { int inc = count > 0 ? 1 : -1; int measureIndex = 0; - float measureAcc = 0; for (int i = index; i != index + count; i += inc, measureIndex++) { int start, end; if (i < index) { @@ -640,7 +645,6 @@ public class Paint_Delegate { measuredWidth[measureIndex] = res; } - measureAcc += res; if (res > maxWidth) { // we should not return this char index, but since it's 0-based // and we need to return a count, we simply return measureIndex; @@ -818,7 +822,7 @@ public class Paint_Delegate { return filter; } - delegate.mColorFilter = ColorFilter_Delegate.getDelegate(filter);; + delegate.mColorFilter = ColorFilter_Delegate.getDelegate(filter); // since none of those are supported, display a fidelity warning right away if (delegate.mColorFilter != null && delegate.mColorFilter.isSupported() == false) { @@ -940,52 +944,17 @@ public class Paint_Delegate { } @LayoutlibDelegate - /*package*/ static int native_getTextWidths(long native_object, char[] text, int index, - int count, int bidiFlags, float[] widths) { - // get the delegate from the native int. - Paint_Delegate delegate = sManager.getDelegate(native_object); - if (delegate == null) { - return 0; - } - - if (delegate.mFonts.size() > 0) { - // FIXME: handle multi-char characters (see measureText) - float totalAdvance = 0; - for (int i = 0; i < count; i++) { - char c = text[i + index]; - boolean found = false; - for (FontInfo info : delegate.mFonts) { - if (info.mFont.canDisplay(c)) { - float adv = info.mMetrics.charWidth(c); - totalAdvance += adv; - if (widths != null) { - widths[i] = adv; - } - - found = true; - break; - } - } - - if (found == false) { - // no advance for this char. - if (widths != null) { - widths[i] = 0.f; - } - } - } - - return (int) totalAdvance; - } - - return 0; + /*package*/ static int native_getTextWidths(long native_object, long native_typeface, + char[] text, int index, int count, int bidiFlags, float[] widths) { + return (int) native_getTextRunAdvances(native_object, native_typeface, text, index, count, + index, count, bidiFlags, widths, 0); } @LayoutlibDelegate - /*package*/ static int native_getTextWidths(long native_object, String text, int start, - int end, int bidiFlags, float[] widths) { - return native_getTextWidths(native_object, text.toCharArray(), start, end - start, - bidiFlags, widths); + /*package*/ static int native_getTextWidths(long native_object, long native_typeface, + String text, int start, int end, int bidiFlags, float[] widths) { + return native_getTextWidths(native_object, native_typeface, text.toCharArray(), start, + end - start, bidiFlags, widths); } @LayoutlibDelegate @@ -997,15 +966,20 @@ public class Paint_Delegate { @LayoutlibDelegate /*package*/ static float native_getTextRunAdvances(long native_object, + long native_typeface /*ignored*/, char[] text, int index, int count, int contextIndex, int contextCount, int flags, float[] advances, int advancesIndex) { + // native_typeface is passed here since Framework's old implementation did not have the + // typeface object associated with the Paint. Since, we follow the new framework way, + // we store the typeface with the paint and use it directly. + if (advances != null) for (int i = advancesIndex; i< advancesIndex+count; i++) advances[i]=0; // get the delegate from the native int. Paint_Delegate delegate = sManager.getDelegate(native_object); - if (delegate == null || delegate.mFonts == null || delegate.mFonts.size() == 0) { + if (delegate == null) { return 0.f; } boolean isRtl = isRtl(flags); @@ -1017,7 +991,7 @@ public class Paint_Delegate { } @LayoutlibDelegate - /*package*/ static float native_getTextRunAdvances(long native_object, + /*package*/ static float native_getTextRunAdvances(long native_object, long native_typeface, String text, int start, int end, int contextStart, int contextEnd, int flags, float[] advances, int advancesIndex) { // FIXME: support contextStart and contextEnd @@ -1025,8 +999,8 @@ public class Paint_Delegate { char[] buffer = TemporaryBuffer.obtain(count); TextUtils.getChars(text, start, end, buffer, 0); - return native_getTextRunAdvances(native_object, buffer, 0, count, contextStart, - contextEnd - contextStart, flags, advances, advancesIndex); + return native_getTextRunAdvances(native_object, native_typeface, buffer, 0, count, + contextStart, contextEnd - contextStart, flags, advances, advancesIndex); } @LayoutlibDelegate @@ -1076,7 +1050,7 @@ public class Paint_Delegate { // get the delegate from the native int. Paint_Delegate delegate = sManager.getDelegate(nativePaint); - if (delegate == null || delegate.mFonts == null || delegate.mFonts.size() == 0) { + if (delegate == null) { return; } delegate.measureText(text, index, count, isRtl(bidiFlags)).roundOut(bounds); @@ -1150,7 +1124,7 @@ public class Paint_Delegate { private void updateFontObject() { if (mTypeface != null) { // Get the fonts from the TypeFace object. - List<Font> fonts = mTypeface.getFonts(); + List<Font> fonts = mTypeface.getFonts(mIsCompact); // create new font objects as well as FontMetrics, based on the current text size // and skew info. |