tests: Add port of the FlashCanvas transform test. Cairo is stubbed.

1 files changed, 75 insertions, 0 deletions

diff --git a/src/skia-tests/transform.cpp b/src/skia-tests/transform.cpp
new file mode 100644
index 0000000..18577cd
--- /dev/null
+++ b/src/skia-tests/transform.cpp
@@ -0,0 +1,75 @@
+/*
+ * Copyright 2014 © Samsung Research America, Silicon Valley
+ *
+ * Use of this source code is governed by the 3-Clause BSD license
+ * specified in the COPYING file included with this source code.
+ */
+#include <config.h>
+
+#include <math.h>
+
+#include <SkCanvas.h>
+#include <SkPaint.h>
+#include <SkRect.h>
+
+#include "caskbench.h"
+#include "caskbench_context.h"
+#include "skia-shapes.h"
+
+int
+sk_setup_transform(caskbench_context_t *ctx)
+{
+    ctx->skia_paint->setAntiAlias(false);
+    ctx->skia_paint->setStrokeWidth(1);
+    ctx->skia_paint->setStyle(SkPaint::kStroke_Style);
+    return 1;
+}
+
+void
+sk_teardown_transform(void)
+{
+}
+
+int
+sk_test_transform(caskbench_context_t *ctx)
+{
+    int w = ctx->canvas_width;
+    int h = ctx->canvas_height;
+    SkScalar rotation_delta(0.02*180/M_PI);
+
+    ctx->skia_canvas->save();
+    for (int nn=0; nn<ctx->size; nn++) {
+        for (int i=0; i<w; i+=50) {
+            SkPath p1;
+            p1.moveTo(i, 0);
+            p1.lineTo(i, h);
+            skiaRandomizePaintColor(ctx);
+            ctx->skia_canvas->drawPath(p1, *(ctx->skia_paint));
+        }
+        for (int j=0; j<h; j+=50) {
+            SkPath p2;
+            p2.moveTo(0, j);
+            p2.lineTo(w, j);
+            skiaRandomizePaintColor(ctx);
+            ctx->skia_canvas->drawPath(p2, *(ctx->skia_paint));
+        }
+        ctx->skia_canvas->translate(w/2.0, h/2.0);
+        ctx->skia_canvas->rotate(rotation_delta);
+        ctx->skia_canvas->scale(1.004, 0.996);
+        ctx->skia_canvas->translate(-w/2.0, -h/2.0);
+    }
+    ctx->skia_canvas->restore();
+
+    return 1;
+}
+
+/*
+  Local Variables:
+  mode:c++
+  c-file-style:"stroustrup"
+  c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
+  indent-tabs-mode:nil
+  fill-column:99
+  End:
+*/
+// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 :