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Support simple transparent pngs for display (#3035)

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This commit is contained in:
Jesse Hills
2022-01-21 11:16:18 +13:00
committed by GitHub
parent 1c51cac5ba
commit 045952939e
3 changed files with 26 additions and 1 deletions
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esphome/components/display/display_buffer.cpp
+8
View File
@@ -233,6 +233,14 @@ void DisplayBuffer::image(int x, int y, Image *image, Color color_on, Color colo
}
}
break;
case IMAGE_TYPE_TRANSPARENT_BINARY:
for (int img_x = 0; img_x < image->get_width(); img_x++) {
for (int img_y = 0; img_y < image->get_height(); img_y++) {
if (image->get_pixel(img_x, img_y))
this->draw_pixel_at(x + img_x, y + img_y, color_on);
}
}
break;
}
}
esphome/components/display/display_buffer.h
+6 -1
View File
@@ -73,7 +73,12 @@ extern const Color COLOR_OFF;
/// Turn the pixel ON.
extern const Color COLOR_ON;
enum ImageType { IMAGE_TYPE_BINARY = 0, IMAGE_TYPE_GRAYSCALE = 1, IMAGE_TYPE_RGB24 = 2 };
enum ImageType {
IMAGE_TYPE_BINARY = 0,
IMAGE_TYPE_GRAYSCALE = 1,
IMAGE_TYPE_RGB24 = 2,
IMAGE_TYPE_TRANSPARENT_BINARY = 3,
};
enum DisplayRotation {
DISPLAY_ROTATION_0_DEGREES = 0,