diff options
Diffstat (limited to 'graphics/surface.cpp')
| -rw-r--r-- | graphics/surface.cpp | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/graphics/surface.cpp b/graphics/surface.cpp index 0ae59926f2..4d7cc713bf 100644 --- a/graphics/surface.cpp +++ b/graphics/surface.cpp @@ -20,10 +20,32 @@ #include "common/stdafx.h" #include "common/util.h" +#include "graphics/primitives.h" #include "graphics/surface.h" namespace Graphics { +static void plotPoint1(int x, int y, int color, void *data) { + Surface *s = (Surface *)data; + byte *ptr = (byte *)s->getBasePtr(x, y); + *ptr = (byte)color; +} + +static void plotPoint2(int x, int y, int color, void *data) { + Surface *s = (Surface *)data; + uint16 *ptr = (uint16 *)s->getBasePtr(x, y); + *ptr = (uint16)color; +} + +void Surface::drawLine(int x0, int y0, int x1, int y1, uint32 color) { + if (bytesPerPixel == 1) + Graphics::drawLine(x0, y0, x1, y1, color, &plotPoint1, this); + else if (bytesPerPixel == 2) + Graphics::drawLine(x0, y0, x1, y1, color, &plotPoint2, this); + else + error("Surface::drawLine: bytesPerPixel must be 1 or 2"); +} + void Surface::hLine(int x, int y, int x2, uint32 color) { // Clipping if (y < 0 || y >= h) |