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/* libs/graphics/sgl/SkScan.cpp
**
** Copyright 2006, The Android Open Source Project
**
** Licensed under the Apache License, Version 2.0 (the "License");
** you may not use this file except in compliance with the License.
** You may obtain a copy of the License at
**
** http://www.apache.org/licenses/LICENSE-2.0
**
** Unless required by applicable law or agreed to in writing, software
** distributed under the License is distributed on an "AS IS" BASIS,
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
** See the License for the specific language governing permissions and
** limitations under the License.
*/
#include "SkScan.h"
#include "SkBlitter.h"
#include "SkRegion.h"
static inline void blitrect(SkBlitter* blitter, const SkIRect& r) {
blitter->blitRect(r.fLeft, r.fTop, r.width(), r.height());
}
void SkScan::FillIRect(const SkIRect& r, const SkRegion* clip,
SkBlitter* blitter) {
if (!r.isEmpty()) {
if (clip) {
if (clip->isRect()) {
const SkIRect& clipBounds = clip->getBounds();
if (clipBounds.contains(r)) {
blitrect(blitter, r);
} else {
SkIRect rr = r;
if (rr.intersect(clipBounds)) {
blitrect(blitter, rr);
}
}
} else {
SkRegion::Cliperator cliper(*clip, r);
const SkIRect& rr = cliper.rect();
while (!cliper.done()) {
blitrect(blitter, rr);
cliper.next();
}
}
} else {
blitrect(blitter, r);
}
}
}
void SkScan::FillXRect(const SkXRect& xr, const SkRegion* clip,
SkBlitter* blitter) {
SkIRect r;
XRect_round(xr, &r);
SkScan::FillIRect(r, clip, blitter);
}
#ifdef SK_SCALAR_IS_FLOAT
void SkScan::FillRect(const SkRect& r, const SkRegion* clip,
SkBlitter* blitter) {
SkIRect ir;
r.round(&ir);
SkScan::FillIRect(ir, clip, blitter);
}
#endif
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