add drawString helper to canvas

Many tests and examples use drawText with
a guess of how long the text is in bytes,
or a call to strlen(). Add a helper to
SkCanvas to simplify these examples.

Add another helper for SkString.

R=reed@google.com

Change-Id: I0204a31e938f065606f08ee7cd9a6b36db791ee2
Reviewed-on: https://skia-review.googlesource.com/13642
Commit-Queue: Cary Clark <caryclark@google.com>
Reviewed-by: Cary Clark <caryclark@google.com>
Reviewed-by: Mike Reed <reed@google.com>
Reviewed-by: Cary Clark <caryclark@skia.org>

1 files changed, 3 insertions, 3 deletions

diff --git a/samplecode/SampleComplexClip.cpp b/samplecode/SampleComplexClip.cpp
index b9c930742e..af7f38ede9 100644
--- a/samplecode/SampleComplexClip.cpp
+++ b/samplecode/SampleComplexClip.cpp
@@ -129,14 +129,14 @@ protected:
                 SkScalar txtX = SkIntToScalar(55);
                 paint.setColor(colorA);
                 const char* aTxt = invA ? "InverseA " : "A ";
-                canvas->drawText(aTxt, strlen(aTxt), txtX, SkIntToScalar(220), paint);
+                canvas->drawString(aTxt, txtX, SkIntToScalar(220), paint);
                 txtX += paint.measureText(aTxt, strlen(aTxt));
                 paint.setColor(SK_ColorBLACK);
-                canvas->drawText(gOps[op].fName, strlen(gOps[op].fName),
+                canvas->drawString(gOps[op].fName,
                                     txtX, SkIntToScalar(220), paint);
                 txtX += paint.measureText(gOps[op].fName, strlen(gOps[op].fName));
                 paint.setColor(colorB);
-                canvas->drawText("B", 1, txtX, SkIntToScalar(220), paint);
+                canvas->drawString("B", txtX, SkIntToScalar(220), paint);
 
                 canvas->translate(SkIntToScalar(250),0);
             }