michael@0: /*
michael@0:  * Copyright 2008, The Android Open Source Project
michael@0:  *
michael@0:  * Redistribution and use in source and binary forms, with or without
michael@0:  * modification, are permitted provided that the following conditions
michael@0:  * are met:
michael@0:  *  * Redistributions of source code must retain the above copyright
michael@0:  *    notice, this list of conditions and the following disclaimer.
michael@0:  *  * Redistributions in binary form must reproduce the above copyright
michael@0:  *    notice, this list of conditions and the following disclaimer in the
michael@0:  *    documentation and/or other materials provided with the distribution.
michael@0:  *
michael@0:  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
michael@0:  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
michael@0:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
michael@0:  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
michael@0:  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
michael@0:  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
michael@0:  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
michael@0:  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
michael@0:  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
michael@0:  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
michael@0:  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
michael@0:  */
michael@0: 
michael@0: // must include config.h first for webkit to fiddle with new/delete
michael@0: #include "SkANP.h"
michael@0: #include "SkTypeface.h"
michael@0: 
michael@0: static ANPPaint* anp_newPaint() {
michael@0:     return new ANPPaint;
michael@0: }
michael@0: 
michael@0: static void anp_deletePaint(ANPPaint* paint) {
michael@0:     delete paint;
michael@0: }
michael@0: 
michael@0: static ANPPaintFlags anp_getFlags(const ANPPaint* paint) {
michael@0:     return paint->getFlags();
michael@0: }
michael@0: 
michael@0: static void anp_setFlags(ANPPaint* paint, ANPPaintFlags flags) {
michael@0:     paint->setFlags(flags);
michael@0: }
michael@0: 
michael@0: static ANPColor anp_getColor(const ANPPaint* paint) {
michael@0:     return paint->getColor();
michael@0: }
michael@0: 
michael@0: static void anp_setColor(ANPPaint* paint, ANPColor color) {
michael@0:     paint->setColor(color);
michael@0: }
michael@0: 
michael@0: static ANPPaintStyle anp_getStyle(const ANPPaint* paint) {
michael@0:     return paint->getStyle();
michael@0: }
michael@0: 
michael@0: static void anp_setStyle(ANPPaint* paint, ANPPaintStyle style) {
michael@0:     paint->setStyle(static_cast<SkPaint::Style>(style));
michael@0: }
michael@0: 
michael@0: static float anp_getStrokeWidth(const ANPPaint* paint) {
michael@0:     return SkScalarToFloat(paint->getStrokeWidth());
michael@0: }
michael@0: 
michael@0: static float anp_getStrokeMiter(const ANPPaint* paint) {
michael@0:     return SkScalarToFloat(paint->getStrokeMiter());
michael@0: }
michael@0: 
michael@0: static ANPPaintCap anp_getStrokeCap(const ANPPaint* paint) {
michael@0:     return paint->getStrokeCap();
michael@0: }
michael@0: 
michael@0: static ANPPaintJoin anp_getStrokeJoin(const ANPPaint* paint) {
michael@0:     return paint->getStrokeJoin();
michael@0: }
michael@0: 
michael@0: static void anp_setStrokeWidth(ANPPaint* paint, float width) {
michael@0:     paint->setStrokeWidth(SkFloatToScalar(width));
michael@0: }
michael@0: 
michael@0: static void anp_setStrokeMiter(ANPPaint* paint, float miter) {
michael@0:     paint->setStrokeMiter(SkFloatToScalar(miter));
michael@0: }
michael@0: 
michael@0: static void anp_setStrokeCap(ANPPaint* paint, ANPPaintCap cap) {
michael@0:     paint->setStrokeCap(static_cast<SkPaint::Cap>(cap));
michael@0: }
michael@0: 
michael@0: static void anp_setStrokeJoin(ANPPaint* paint, ANPPaintJoin join) {
michael@0:     paint->setStrokeJoin(static_cast<SkPaint::Join>(join));
michael@0: }
michael@0: 
michael@0: static ANPTextEncoding anp_getTextEncoding(const ANPPaint* paint) {
michael@0:     return paint->getTextEncoding();
michael@0: }
michael@0: 
michael@0: static ANPPaintAlign anp_getTextAlign(const ANPPaint* paint) {
michael@0:     return paint->getTextAlign();
michael@0: }
michael@0: 
michael@0: static float anp_getTextSize(const ANPPaint* paint) {
michael@0:     return SkScalarToFloat(paint->getTextSize());
michael@0: }
michael@0: 
michael@0: static float anp_getTextScaleX(const ANPPaint* paint) {
michael@0:     return SkScalarToFloat(paint->getTextScaleX());
michael@0: }
michael@0: 
michael@0: static float anp_getTextSkewX(const ANPPaint* paint) {
michael@0:     return SkScalarToFloat(paint->getTextSkewX());
michael@0: }
michael@0: 
michael@0: static ANPTypeface* anp_getTypeface(const ANPPaint* paint) {
michael@0:     return reinterpret_cast<ANPTypeface*>(paint->getTypeface());
michael@0: }
michael@0: 
michael@0: static void anp_setTextEncoding(ANPPaint* paint, ANPTextEncoding encoding) {
michael@0:     paint->setTextEncoding(static_cast<SkPaint::TextEncoding>(encoding));
michael@0: }
michael@0: 
michael@0: static void anp_setTextAlign(ANPPaint* paint, ANPPaintAlign align) {
michael@0:     paint->setTextAlign(static_cast<SkPaint::Align>(align));
michael@0: }
michael@0: 
michael@0: static void anp_setTextSize(ANPPaint* paint, float textSize) {
michael@0:     paint->setTextSize(SkFloatToScalar(textSize));
michael@0: }
michael@0: 
michael@0: static void anp_setTextScaleX(ANPPaint* paint, float scaleX) {
michael@0:     paint->setTextScaleX(SkFloatToScalar(scaleX));
michael@0: }
michael@0: 
michael@0: static void anp_setTextSkewX(ANPPaint* paint, float skewX) {
michael@0:     paint->setTextSkewX(SkFloatToScalar(skewX));
michael@0: }
michael@0: 
michael@0: static void anp_setTypeface(ANPPaint* paint, ANPTypeface* tf) {
michael@0:     paint->setTypeface(tf);
michael@0: }
michael@0: 
michael@0: static float anp_measureText(ANPPaint* paint, const void* text,
michael@0:                              uint32_t byteLength, ANPRectF* bounds) {
michael@0:     SkScalar w = paint->measureText(text, byteLength,
michael@0:                                     reinterpret_cast<SkRect*>(bounds));
michael@0:     return SkScalarToFloat(w);
michael@0: }
michael@0: 
michael@0: /** Return the number of unichars specifed by the text.
michael@0:  If widths is not null, returns the array of advance widths for each
michael@0:  unichar.
michael@0:  If bounds is not null, returns the array of bounds for each unichar.
michael@0:  */
michael@0: static int anp_getTextWidths(ANPPaint* paint, const void* text,
michael@0:                        uint32_t byteLength, float widths[], ANPRectF bounds[]) {
michael@0:     return paint->getTextWidths(text, byteLength, widths,
michael@0:                                 reinterpret_cast<SkRect*>(bounds));
michael@0: }
michael@0: 
michael@0: static float anp_getFontMetrics(ANPPaint* paint, ANPFontMetrics* metrics) {
michael@0:     SkPaint::FontMetrics fm;
michael@0:     SkScalar spacing = paint->getFontMetrics(&fm);
michael@0:     if (metrics) {
michael@0:         metrics->fTop = SkScalarToFloat(fm.fTop);
michael@0:         metrics->fAscent = SkScalarToFloat(fm.fAscent);
michael@0:         metrics->fDescent = SkScalarToFloat(fm.fDescent);
michael@0:         metrics->fBottom = SkScalarToFloat(fm.fBottom);
michael@0:         metrics->fLeading = SkScalarToFloat(fm.fLeading);
michael@0:     }
michael@0:     return SkScalarToFloat(spacing);
michael@0: }
michael@0: 
michael@0: ///////////////////////////////////////////////////////////////////////////////
michael@0: 
michael@0: #define ASSIGN(obj, name)   (obj)->name = anp_##name
michael@0: 
michael@0: void InitPaintInterface(ANPPaintInterfaceV0* i) {
michael@0:     ASSIGN(i, newPaint);
michael@0:     ASSIGN(i, deletePaint);
michael@0:     ASSIGN(i, getFlags);
michael@0:     ASSIGN(i, setFlags);
michael@0:     ASSIGN(i, getColor);
michael@0:     ASSIGN(i, setColor);
michael@0:     ASSIGN(i, getStyle);
michael@0:     ASSIGN(i, setStyle);
michael@0:     ASSIGN(i, getStrokeWidth);
michael@0:     ASSIGN(i, getStrokeMiter);
michael@0:     ASSIGN(i, getStrokeCap);
michael@0:     ASSIGN(i, getStrokeJoin);
michael@0:     ASSIGN(i, setStrokeWidth);
michael@0:     ASSIGN(i, setStrokeMiter);
michael@0:     ASSIGN(i, setStrokeCap);
michael@0:     ASSIGN(i, setStrokeJoin);
michael@0:     ASSIGN(i, getTextEncoding);
michael@0:     ASSIGN(i, getTextAlign);
michael@0:     ASSIGN(i, getTextSize);
michael@0:     ASSIGN(i, getTextScaleX);
michael@0:     ASSIGN(i, getTextSkewX);
michael@0:     ASSIGN(i, getTypeface);
michael@0:     ASSIGN(i, setTextEncoding);
michael@0:     ASSIGN(i, setTextAlign);
michael@0:     ASSIGN(i, setTextSize);
michael@0:     ASSIGN(i, setTextScaleX);
michael@0:     ASSIGN(i, setTextSkewX);
michael@0:     ASSIGN(i, setTypeface);
michael@0:     ASSIGN(i, measureText);
michael@0:     ASSIGN(i, getTextWidths);
michael@0:     ASSIGN(i, getFontMetrics);
michael@0: }