Bootloader pre-release

bootloader/interface/static/interface.cpp

@@ -0,0 +1,68 @@
+
+#include <assert.h>
+#include <ion.h>
+#include <ion/timing.h>
+#include <bootloader/interface/static/interface.h>
+#include <bootloader/interface/static/messages.h>
+
+#include <bootloader/computer.h>
+
+namespace Bootloader {
+
+void Interface::drawImage(KDContext * ctx, const Image * image, int offset) {
+  const uint8_t * data;
+  size_t size;
+  size_t pixelBufferSize;
+
+  if (image != nullptr) {
+    data = image->compressedPixelData();
+    size = image->compressedPixelDataSize();
+    pixelBufferSize = image->width() * image->height();
+  } else {
+    return;
+  }
+
+  KDColor pixelBuffer[4000];
+  assert(pixelBufferSize <= 4000);
+  assert(Ion::stackSafe()); // That's a VERY big buffer we're allocating on the stack
+
+  Ion::decompress(
+    data,
+    reinterpret_cast<uint8_t *>(pixelBuffer),
+    size,
+    pixelBufferSize * sizeof(KDColor)
+  );
+
+  KDRect bounds((320 - image->width()) / 2, offset, image->width(), image->height());
+
+  ctx->fillRectWithPixels(bounds, pixelBuffer, nullptr);
+}
+
+void Interface::drawFlasher() {
+  KDContext * ctx = KDIonContext::sharedContext();
+  ctx->fillRect(KDRect(0, 0, 320, 240), KDColorWhite);
+  drawImage(ctx, ImageStore::Computer, 25);
+  KDSize fontSize = KDFont::LargeFont->glyphSize();
+  int initPos = (320 - fontSize.width() * strlen(Messages::mainTitle)) / 2;
+  ctx->drawString(Messages::mainTitle, KDPoint(initPos, ImageStore::Computer->height() + fontSize.height() + 10), KDFont::LargeFont, KDColorBlack, KDColorWhite);
+  int y = ImageStore::Computer->height() + (KDFont::LargeFont->glyphSize().height() + 10) + (KDFont::SmallFont->glyphSize().height() + 10);
+  initPos = (320 - KDFont::SmallFont->glyphSize().width() * strlen(Messages::dfuSlotsUpdate)) / 2;
+  ctx->drawString(Messages::dfuSlotsUpdate, KDPoint(initPos, y), KDFont::SmallFont, KDColorBlack, KDColorWhite);
+}
+
+void Interface::drawLoading() {
+  KDContext * ctx = KDIonContext::sharedContext();
+  ctx->fillRect(KDRect(0, 0, 320, 240), KDColorWhite);
+  drawImage(ctx, ImageStore::Computer, 25);
+  Ion::Timing::msleep(250);
+  KDSize fontSize = KDFont::LargeFont->glyphSize();
+  int initPos = (320 - fontSize.width() * strlen(Messages::mainTitle)) / 2;
+  for (uint8_t i = 0; i < strlen(Messages::mainTitle); i++) {
+    char tmp[2] = {Messages::mainTitle[i], '\0'};
+    ctx->drawString(tmp, KDPoint(initPos + i * (fontSize.width()), ImageStore::Computer->height() + fontSize.height() + 10), KDFont::LargeFont, KDColorBlack, KDColorWhite);
+    Ion::Timing::msleep(50);
+  }
+  Ion::Timing::msleep(500);
+}
+
+}