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-rw-r--r--include/object/framebuffer.h1
-rw-r--r--src/os/object/framebuffer.cc11
2 files changed, 12 insertions, 0 deletions
diff --git a/include/object/framebuffer.h b/include/object/framebuffer.h
index bfbd215..90be12b 100644
--- a/include/object/framebuffer.h
+++ b/include/object/framebuffer.h
@@ -23,6 +23,7 @@ class Framebuffer : public OutputStream
void scroll();
void fillBox(unsigned int x, unsigned int y, unsigned int w, unsigned int h);
void drawAt(unsigned int x, unsigned int y, unsigned int w, unsigned int h, unsigned char *image);
+ void drawBattery(unsigned int x, unsigned int y, unsigned char percent);
void setFont(const glyph_t *font) { this->font = font; }
void setPos(unsigned int newX, unsigned int newY) { fontX = newX; fontY = newY; }
virtual void put(char c) override;
diff --git a/src/os/object/framebuffer.cc b/src/os/object/framebuffer.cc
index e8b0ee0..82f26e3 100644
--- a/src/os/object/framebuffer.cc
+++ b/src/os/object/framebuffer.cc
@@ -71,6 +71,17 @@ void Framebuffer::drawAt(unsigned int x, unsigned int y, unsigned int w, unsigne
}
}
+void Framebuffer::drawBattery(unsigned int x, unsigned int y, unsigned char percent)
+{
+ for (unsigned char i = 0; i < 13; i++) {
+ data[(x+i) * (height/8) + y] = 0x81 | (0xff * (percent >= (i*8)));
+ }
+ data[(x+11) * (height/8) + y/8] |= 0xe7;
+ data[(x+12) * (height/8) + y/8] &= ~0x81;
+ data[(x+12) * (height/8) + y/8] |= 0x24;
+ data[(x+13) * (height/8) + y/8] = 0x3c;
+}
+
void Framebuffer::scroll()
{
for (unsigned int pos_x = 0; pos_x < width; pos_x++) {