mirror of https://github.com/JorjBauer/aiie.git
132 lines
3.0 KiB
C++
132 lines
3.0 KiB
C++
#include "appleui.h"
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#include "vm.h"
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#include "images.h" // for the image abstraction constants
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#include "globals.h"
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AppleUI::AppleUI()
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{
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redrawFrame = true;
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redrawDriveLatches = true;
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redrawDriveActivity = true;
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driveInserted[0] = driveInserted[1] = 0;
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driveActivity[0] = driveActivity[1] = 0;
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}
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AppleUI::~AppleUI()
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{
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}
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void AppleUI::drawStaticUIElement(uint8_t element)
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{
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// Only one static UI element right now...
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if (element != UIeOverlay)
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return;
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redrawFrame = true;
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}
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void AppleUI::drawOnOffUIElement(uint8_t element, bool state)
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{
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if (element == UIeDisk1_state ||
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element == UIeDisk2_state) {
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driveInserted[element-UIeDisk1_state] = state;
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redrawDriveLatches = true;
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}
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else if (element == UIeDisk1_activity ||
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element == UIeDisk2_activity) {
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driveActivity[element-UIeDisk1_activity] = state;
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redrawDriveActivity = true;
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}
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}
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void AppleUI::drawPercentageUIElement(uint8_t element, uint8_t percent)
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{
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// only 1 element of this type
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if (element != UIePowerPercentage) {
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return;
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}
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drawBatteryStatus(percent);
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}
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void AppleUI::drawBatteryStatus(uint8_t percent)
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{
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return; // *** FIXME: image and positioning not updated for new aspect ratio
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uint16_t xoff = 301;
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uint16_t yoff = 222;
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// the area around the apple is 12 wide; it's exactly 11 high the
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// color is 210/202/159
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static uint8_t *img = NULL;
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static uint16_t h,w;
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if (!img) {
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if (!getImageInfoAndData(IMG_APPLEBATTERY, &w, &h, &img)) {
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return;
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}
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}
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float watermark = ((float)percent / 100.0) * h;
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for (int y=0; y<h; y++) {
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uint8_t bgr = 210;
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uint8_t bgg = 202;
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uint8_t bgb = 159;
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if ((h-y) > watermark) {
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// black...
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bgr = bgg = bgb = 0;
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}
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uint16_t w = w;
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for (int x=0; x<w; x++) {
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#ifdef TEENSYDUINO
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uint8_t r = pgm_read_byte(&img[(y * w + x)*4 + 0]);
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uint8_t g = pgm_read_byte(&img[(y * w + x)*4 + 1]);
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uint8_t b = pgm_read_byte(&img[(y * w + x)*4 + 2]);
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uint8_t a = pgm_read_byte(&img[(y * w + x)*4 + 3]);
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#else
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const uint8_t *p = &img[(y * w + (x-1))*4];
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uint8_t r, g, b, a;
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r = p[0];
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g = p[1];
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b = p[2];
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a = p[3];
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#endif
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// It's RGBA; blend w/ background color
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float alpha = (float)a / 255.0;
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r = (float)r * alpha + (bgr * (1.0 - alpha));
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g = (float)g * alpha + (bgg * (1.0 - alpha));
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b = (float)b * alpha + (bgb * (1.0 - alpha));
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uint16_t color16 = ((r & 0xF8) << 8) | ((g & 0xFC) << 3) | ((b & 0xF8) >> 3);
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g_display->drawPixel(x+xoff, y+yoff, color16);
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}
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}
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}
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void AppleUI::blit()
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{
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if (redrawFrame) {
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redrawFrame = false;
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g_display->drawUIImage(IMG_SHELL);
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}
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if (redrawDriveLatches) {
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redrawDriveLatches = false;
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g_display->drawUIImage(driveInserted[0] ? IMG_D1CLOSED : IMG_D1OPEN);
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g_display->drawUIImage(driveInserted[1] ? IMG_D2CLOSED : IMG_D2OPEN);
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redrawDriveActivity = true; // these overlap
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}
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if (redrawDriveActivity) {
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redrawDriveActivity = false;
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g_display->drawDriveActivity(driveActivity[0], driveActivity[1]);
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}
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}
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