| /* |
| * Copyright (C) 2015 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 "TestSceneBase.h" |
| #include "tests/common/TestListViewSceneBase.h" |
| |
| #include <cstdio> |
| |
| class ListViewAnimation; |
| |
| static TestScene::Registrar _ListView(TestScene::Info{ |
| "listview", |
| "A mock ListView of scrolling content. Doesn't re-bind/re-record views as they are recycled, so" |
| "won't upload much content (either glyphs, or bitmaps).", |
| TestScene::simpleCreateScene<ListViewAnimation> |
| }); |
| |
| class ListViewAnimation : public TestListViewSceneBase { |
| sk_sp<Bitmap> createRandomCharIcon(int cardHeight) { |
| SkBitmap skBitmap; |
| int size = cardHeight - (dp(10) * 2); |
| sk_sp<Bitmap> bitmap(TestUtils::createBitmap(size, size, &skBitmap)); |
| SkCanvas canvas(skBitmap); |
| canvas.clear(0); |
| |
| SkPaint paint; |
| paint.setAntiAlias(true); |
| SkColor randomColor = BrightColors[rand() % BrightColorsCount]; |
| paint.setColor(randomColor); |
| canvas.drawCircle(size / 2, size / 2, size / 2, paint); |
| |
| bool bgDark = SkColorGetR(randomColor) + SkColorGetG(randomColor) + SkColorGetB(randomColor) |
| < 128 * 3; |
| paint.setColor(bgDark ? Color::White : Color::Grey_700); |
| paint.setTextAlign(SkPaint::kCenter_Align); |
| paint.setTextSize(size / 2); |
| char charToShow = 'A' + (rand() % 26); |
| const SkPoint pos[] = {{ |
| SkIntToScalar(size / 2), |
| /*approximate centering*/ SkFloatToScalar(size * 0.7f)}}; |
| canvas.drawPosText(&charToShow, 1, pos, paint); |
| return bitmap; |
| } |
| |
| static sk_sp<Bitmap> createBoxBitmap(bool filled) { |
| int size = dp(20); |
| int stroke = dp(2); |
| SkBitmap skBitmap; |
| auto bitmap = TestUtils::createBitmap(size, size, &skBitmap); |
| SkCanvas canvas(skBitmap); |
| canvas.clear(Color::Transparent); |
| |
| SkPaint paint; |
| paint.setAntiAlias(true); |
| paint.setColor(filled ? Color::Yellow_500 : Color::Grey_700); |
| paint.setStyle(filled ? SkPaint::kStrokeAndFill_Style : SkPaint::kStroke_Style); |
| paint.setStrokeWidth(stroke); |
| canvas.drawRect(SkRect::MakeLTRB(stroke, stroke, size - stroke, size - stroke), paint); |
| return bitmap; |
| } |
| |
| void createListItem(RenderProperties& props, Canvas& canvas, int cardId, |
| int itemWidth, int itemHeight) override { |
| static sk_sp<Bitmap> filledBox(createBoxBitmap(true)); |
| static sk_sp<Bitmap> strokedBox(createBoxBitmap(false)); |
| // TODO: switch to using round rect clipping, once merging correctly handles that |
| SkPaint roundRectPaint; |
| roundRectPaint.setAntiAlias(true); |
| roundRectPaint.setColor(Color::White); |
| canvas.drawRoundRect(0, 0, itemWidth, itemHeight, dp(6), dp(6), roundRectPaint); |
| |
| SkPaint textPaint; |
| textPaint.setTextEncoding(SkPaint::kGlyphID_TextEncoding); |
| textPaint.setColor(rand() % 2 ? Color::Black : Color::Grey_500); |
| textPaint.setTextSize(dp(20)); |
| textPaint.setAntiAlias(true); |
| char buf[256]; |
| snprintf(buf, sizeof(buf), "This card is #%d", cardId); |
| TestUtils::drawUtf8ToCanvas(&canvas, buf, textPaint, itemHeight, dp(25)); |
| textPaint.setTextSize(dp(15)); |
| TestUtils::drawUtf8ToCanvas(&canvas, "This is some more text on the card", textPaint, |
| itemHeight, dp(45)); |
| |
| auto randomIcon = createRandomCharIcon(itemHeight); |
| canvas.drawBitmap(*randomIcon, dp(10), dp(10), nullptr); |
| |
| auto box = rand() % 2 ? filledBox : strokedBox; |
| canvas.drawBitmap(*box, itemWidth - dp(10) - box->width(), dp(10), nullptr); |
| } |
| }; |