PDF: remove last use of SkPDFImage

Add a GM.

BUG=skia:255

Review URL: https://codereview.chromium.org/950633003

1 files changed, 93 insertions, 0 deletions

diff --git a/gm/all_bitmap_configs.cpp b/gm/all_bitmap_configs.cpp
new file mode 100644
index 0000000000..95568f2ecf
--- /dev/null
+++ b/gm/all_bitmap_configs.cpp
@@ -0,0 +1,93 @@
+/*
+ * Copyright 2015 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include "sk_tool_utils.h"
+#include "SkSurface.h"
+#include "Resources.h"
+#include "gm.h"
+
+static SkBitmap copy_bitmap(const SkBitmap& src, SkColorType colorType) {
+    SkBitmap copy;
+    src.copyTo(&copy, colorType);
+    copy.setImmutable();
+    return copy;
+}
+
+// Make either A8 or gray8 bitmap.
+static SkBitmap make_bitmap(bool alpha) {
+    SkBitmap bm;
+    SkImageInfo info = alpha ? SkImageInfo::MakeA8(128, 128)
+                             : SkImageInfo::Make(128, 128, kGray_8_SkColorType,
+                                                 kOpaque_SkAlphaType);
+    bm.allocPixels(info);
+    SkAutoLockPixels autoLockPixels(bm);
+    uint8_t spectrum[256];
+    for (int y = 0; y < 256; ++y) {
+        spectrum[y] = y;
+    }
+    for (int y = 0; y < 128; ++y) {
+        // Shift over one byte each scanline.
+        memcpy(bm.getAddr8(0, y), &spectrum[y], 128);
+    }
+    bm.setImmutable();
+    return bm;
+}
+
+static void draw(SkCanvas* canvas,
+                 const SkPaint& p,
+                 const SkBitmap& src,
+                 SkColorType colorType,
+                 const char text[]) {
+    SkASSERT(src.colorType() == colorType);
+    canvas->drawBitmap(src, 0.0f, 0.0f);
+    canvas->drawText(text, strlen(text), 0.0f, 12.0f, p);
+}
+
+#define SCALE 128
+DEF_SIMPLE_GM(all_bitmap_configs, canvas, SCALE, 6 * SCALE) {
+    SkAutoCanvasRestore autoCanvasRestore(canvas, true);
+    SkPaint p;
+    p.setColor(SK_ColorBLACK);
+    p.setAntiAlias(true);
+    sk_tool_utils::set_portable_typeface(&p, NULL, SkTypeface::kBold);
+
+    sk_tool_utils::draw_checkerboard(canvas, SK_ColorLTGRAY, SK_ColorWHITE, 8);
+
+    SkBitmap bitmap;
+    if (GetResourceAsBitmap("color_wheel.png", &bitmap)) {
+        bitmap.setImmutable();
+        draw(canvas, p, bitmap, kN32_SkColorType, "Native 32");
+
+        canvas->translate(0.0f, SkIntToScalar(SCALE));
+        SkBitmap copy565 = copy_bitmap(bitmap, kRGB_565_SkColorType);
+        p.setColor(SK_ColorRED);
+        draw(canvas, p, copy565, kRGB_565_SkColorType, "RGB 565");
+        p.setColor(SK_ColorBLACK);
+
+        canvas->translate(0.0f, SkIntToScalar(SCALE));
+        SkBitmap copy4444 = copy_bitmap(bitmap, kARGB_4444_SkColorType);
+        draw(canvas, p, copy4444, kARGB_4444_SkColorType, "ARGB 4444");
+    } else {
+        canvas->translate(0.0f, SkIntToScalar(2 * SCALE));
+    }
+
+    canvas->translate(0.0f, SkIntToScalar(SCALE));
+    SkBitmap bitmapIndexed;
+    if (GetResourceAsBitmap("color_wheel.gif", &bitmapIndexed)) {
+        bitmapIndexed.setImmutable();
+        draw(canvas, p, bitmapIndexed, kIndex_8_SkColorType, "Index 8");
+    }
+
+    canvas->translate(0.0f, SkIntToScalar(SCALE));
+    SkBitmap bitmapA8 = make_bitmap(true);
+    draw(canvas, p, bitmapA8, kAlpha_8_SkColorType, "Alpha 8");
+
+    p.setColor(SK_ColorRED);
+    canvas->translate(0.0f, SkIntToScalar(SCALE));
+    SkBitmap bitmapG8 = make_bitmap(false);
+    draw(canvas, p, bitmapG8, kGray_8_SkColorType, "Gray 8");
+}