Library to control a Graphics TFT connected to 4-wire SPI - revised for the Raio RA8875 Display Controller.
Dependents: FRDM_RA8875_mPaint RA8875_Demo RA8875_KeyPadDemo SignalGenerator ... more
Fork of SPI_TFT by
See Components - RA8875 Based Display
Enhanced touch-screen support - where it previous supported both the Resistive Touch and Capacitive Touch based on the FT5206 Touch Controller, now it also has support for the GSL1680 Touch Controller.
Offline Help Manual (Windows chm)
/media/uploads/WiredHome/ra8875.zip.bin (download, rename to .zip and unzip)
Diff: GraphicsDisplay.cpp
- Revision:
- 114:dbfb996bfbf3
- Parent:
- 112:325ca91bc03d
- Child:
- 115:c9862fd0c689
diff -r 325ca91bc03d -r dbfb996bfbf3 GraphicsDisplay.cpp --- a/GraphicsDisplay.cpp Wed Apr 27 01:29:55 2016 +0000 +++ b/GraphicsDisplay.cpp Sun May 15 18:57:06 2016 +0000 @@ -105,13 +105,18 @@ return window(r.p1.x, r.p1.y, r.p2.x + 1 - r.p1.x, r.p2.y + 1 - r.p1.y); } -RetCode_t GraphicsDisplay::window(loc_t x, loc_t y, dim_t width, dim_t height) +RetCode_t GraphicsDisplay::window(loc_t x, loc_t y, dim_t _width, dim_t _height) { + if (_width == (dim_t)-1) + _width = width() - x; + if (_height == (dim_t)-1) + _height = height() - y; + // Save the window metrics windowrect.p1.x = x; windowrect.p1.y = y; - windowrect.p2.x = x + width - 1; - windowrect.p2.y = y + height - 1; + windowrect.p2.x = x + _width - 1; + windowrect.p2.y = y + _height - 1; // current pixel location _x = x; _y = y;