Initial commit

arm9/source/themes/custom/CustomTheme.cpp

@@ -0,0 +1,49 @@
+#include "common.h"
+#include <memory>
+#include <libtwl/mem/memVram.h>
+#include <libtwl/gfx/gfx.h>
+#include <libtwl/gfx/gfxBackground.h>
+#include "json/ArduinoJson.h"
+#include "core/mini-printf.h"
+#include "CustomTopBackgroundType.h"
+#include "gui/VramContext.h"
+#include "../material/MaterialColorSchemeFactory.h"
+#include "romBrowser/views/IconButton3DView.h"
+#include "CustomTheme.h"
+
+#define JSON_RESERVED_SIZE  2048
+
+static CustomTopBackgroundType parseTopBackgroundType(const char* topBackgroundTypeString)
+{
+    return CustomTopBackgroundType::Bitmap;
+}
+
+void CustomTheme::LoadRomBrowserResources(const VramContext& mainVramContext, const VramContext& subVramContext)
+{
+    const auto file = std::make_unique<File>();
+    OpenThemeFile(*file, "theme.json");
+
+    u32 fileSize = file->GetSize();
+    if (fileSize == 0)
+        return;
+
+    std::unique_ptr<u8[]> fileData(new(cache_align) u8[fileSize]);
+    u8* fileDataPtr = fileData.get();
+
+    u32 bytesRead = 0;
+    if (file->Read(fileDataPtr, fileSize, bytesRead) != FR_OK)
+        return;
+
+    DynamicJsonDocument json(JSON_RESERVED_SIZE);
+    if (deserializeJson(json, fileDataPtr, fileSize) != DeserializationError::Ok)
+        return;
+
+    _topBackgroundType = parseTopBackgroundType(json["topBackgroundType"].as<const char*>());
+
+    mem_setVramDMapping(MEM_VRAM_D_LCDC);
+    mem_setVramEMapping(MEM_VRAM_E_LCDC);
+    IconButton3DView::UploadGraphics(mainVramContext);
+    mem_setVramDMapping(MEM_VRAM_D_TEX_SLOT_0);
+    mem_setVramEMapping(MEM_VRAM_E_TEX_PLTT_SLOT_0123);
+    _romBrowserViewFactory.LoadResources(*this, mainVramContext);
+}