Simplify launcher title drawing

misc/3ds/coloured.v.pica

@@ -30,3 +30,4 @@
 	
 	end
 .end
+

misc/3ds/offset.v.pica

@@ -35,3 +35,4 @@
 	
 	end
 .end
+

misc/3ds/textured.v.pica

@@ -34,3 +34,4 @@
 	
 	end
 .end
+

src/Launcher.c

@@ -22,6 +22,7 @@
 #include "PackedCol.h"
 #include "SystemFonts.h"
 #include "TexturePack.h"
+#include "Gui.h"
 
 struct LScreen* Launcher_Active;
 cc_bool Launcher_ShouldExit, Launcher_ShouldUpdate;
@@ -528,52 +529,56 @@ cc_bool Launcher_BitmappedText(void) {
 	return (useBitmappedFont || Launcher_Theme.ClassicBackground) && hasBitmappedFont;
 }
 
-void Launcher_DrawTitle(struct FontDesc* font, const char* text, struct Context2D* ctx) {
+static void DrawTitleText(struct FontDesc* font, const char* text, struct Context2D* ctx, 
+				cc_uint8 horAnchor, cc_uint8 verAnchor) {
 	cc_string title = String_FromReadonly(text);
 	struct DrawTextArgs args;
-	int x;
-	int y;
-
-	/* Skip dragging logo when very small window to save space */
-	if (Window_Main.Height < 240) return;
+	int x, y;
+	
+	DrawTextArgs_Make(&args, &title, font, false);
+	x = Gui_CalcPos(horAnchor, 0, Drawer2D_TextWidth(&args),  ctx->width);
+	y = Gui_CalcPos(verAnchor, 0, Drawer2D_TextHeight(&args), ctx->height);
+	
+	Drawer2D.Colors['f'] = BITMAPCOLOR_BLACK;
+	Context2D_DrawText(ctx, &args, x + Display_ScaleX(4), y + Display_ScaleY(4));
+	Drawer2D.Colors['f'] = BITMAPCOLOR_WHITE;
+	Context2D_DrawText(ctx, &args, x,                     y);
+}
 
 #ifdef CC_BUILD_DUALSCREEN
+void Launcher_DrawTitle(struct FontDesc* font, const char* text, struct Context2D* ctx) {
 	/* Put title on top screen */
 	enum Screen3DS scr = Window_3DS_SetRenderScreen(TOP_SCREEN);
-	struct Bitmap bmp;
 	struct Context2D topCtx;
+	struct Bitmap bmp;
 
 	ctx = &topCtx;
 	bmp.width  = max(Window_Main.Width,  1);
 	bmp.height = max(Window_Main.Height, 1);
 	Window_AllocFramebuffer(&bmp);
 	Context2D_Wrap(ctx, &bmp);
+	
 	Launcher_DrawBackgroundAll(ctx);
-#endif
+	DrawTitleText(font, text, ctx, ANCHOR_CENTRE, ANCHOR_CENTRE);
 
-	DrawTextArgs_Make(&args, &title, font, false);
-	x = ctx->width / 2 - Drawer2D_TextWidth(&args) / 2;
-	y = 0;
-
-#ifdef CC_BUILD_DUALSCREEN
-	// vertically center the title
-	y = ctx->height / 2 - Drawer2D_TextHeight(&args) / 2;
-#endif
-
-	Drawer2D.Colors['f'] = BITMAPCOLOR_BLACK;
-	Context2D_DrawText(ctx, &args, x + Display_ScaleX(4), y + Display_ScaleY(4));
-	Drawer2D.Colors['f'] = BITMAPCOLOR_WHITE;
-	Context2D_DrawText(ctx, &args, x,                     y);
-
-#ifdef CC_BUILD_DUALSCREEN
-	Window_DrawFramebuffer((Rect2D){ 0, 0, bmp.width, bmp.height });
+	Rect2D rect = { 0, 0, bmp.width, bmp.height };
+	Window_DrawFramebuffer(rect);
 	Window_3DS_SetRenderScreen(scr);
-#endif
+	Window_FreeFramebuffer(&bmp);
 }
+#else
+void Launcher_DrawTitle(struct FontDesc* font, const char* text, struct Context2D* ctx) {
+	int x;
+	/* Skip dragging logo when very small window to save space */
+	if (Window_Main.Height < 240) return;
+	
+	DrawTitleText(font, text, ctx, ANCHOR_CENTRE, ANCHOR_MIN);
+}
+#endif
 
 void Launcher_MakeTitleFont(struct FontDesc* font) {
 	Drawer2D.BitmappedText = Launcher_BitmappedText();
 	Font_Make(font, 32, FONT_FLAGS_NONE);
 	Drawer2D.BitmappedText = false;
 }
-#endif
+#endif

src/Window_3DS.c

@@ -15,12 +15,13 @@
 static cc_bool launcherMode;
 static Result irrst_result;
 static enum Screen3DS renderScreen = TOP_SCREEN;
+static u16 top_width, top_height;
+static u16 btm_width, btm_height;
 
 struct _DisplayData DisplayInfo;
 struct _WindowData WindowInfo;
 struct _WindowData Window_Alt;
 
-
 // Note from https://github.com/devkitPro/libctru/blob/master/libctru/include/3ds/gfx.h
 //  * Please note that the 3DS uses *portrait* screens rotated 90 degrees counterclockwise.
 //  * Width/height refer to the physical dimensions of the screen; that is, the top screen
@@ -28,17 +29,18 @@ struct _WindowData Window_Alt;
 void Window_Init(void) {
 	gfxInit(GSP_BGR8_OES, GSP_BGR8_OES, false);
 	
-	u16 width, height;
-	gfxGetFramebuffer(GFX_TOP, GFX_LEFT, &width, &height);
+	// deliberately swapped
+	gfxGetFramebuffer(GFX_TOP,    GFX_LEFT, &top_height, &top_width);
+	gfxGetFramebuffer(GFX_BOTTOM, GFX_LEFT, &btm_height, &btm_width);
 	
-	DisplayInfo.Width  = height; // deliberately swapped
-	DisplayInfo.Height = width;  // deliberately swapped
+	DisplayInfo.Width  = top_width; 
+	DisplayInfo.Height = top_height;
 	DisplayInfo.Depth  = 4; // 32 bit
 	DisplayInfo.ScaleX = 0.5f;
 	DisplayInfo.ScaleY = 0.5f;
 	
-	Window_Main.Width   = height; // deliberately swapped
-	Window_Main.Height  = width;  // deliberately swapped
+	Window_Main.Width   = top_width;
+	Window_Main.Height  = top_height;
 	Window_Main.Focused = true;
 	Window_Main.Exists  = true;
 
@@ -46,9 +48,8 @@ void Window_Init(void) {
 	Input.Sources = INPUT_SOURCE_GAMEPAD;
 	irrst_result  = irrstInit();
 	
-	gfxGetFramebuffer(GFX_BOTTOM, GFX_LEFT, &width, &height);
-	Window_Alt.Width  = height; // deliberately swapped
-	Window_Alt.Height = width;  // deliberately swapped
+	Window_Alt.Width  = btm_width;
+	Window_Alt.Height = btm_height;
 }
 
 void Window_Free(void) { irrstExit(); }
@@ -177,24 +178,24 @@ void Window_UpdateRawMouse(void)  { }
 /*########################################################################################################################*
 *------------------------------------------------------Framebuffer--------------------------------------------------------*
 *#########################################################################################################################*/
-static struct Bitmap top_fb_bmp;
-static struct Bitmap bottom_fb_bmp;
+static struct Bitmap top_fb_bmp, btm_fb_bmp;
+
 void Window_AllocFramebuffer(struct Bitmap* bmp) {
 	bmp->scan0 = (BitmapCol*)Mem_Alloc(bmp->width * bmp->height, 4, "window pixels");
 	if (renderScreen == TOP_SCREEN) {
 		top_fb_bmp = *bmp;
-	}
-	else {
-		bottom_fb_bmp = *bmp;
+	} else {
+		btm_fb_bmp = *bmp;
 	}
 }
 
 void Window_DrawFramebuffer(Rect2D r) {
 	u16 width, height;
 	gfxScreen_t screen = (renderScreen == TOP_SCREEN) ? GFX_TOP : GFX_BOTTOM;
+	
 	gfxSetDoubleBuffering(screen, false);
 	u8* fb = gfxGetFramebuffer(screen, GFX_LEFT, &width, &height);
-	struct Bitmap *bmp = (renderScreen == TOP_SCREEN) ? &top_fb_bmp : &bottom_fb_bmp;
+	struct Bitmap *bmp = (renderScreen == TOP_SCREEN) ? &top_fb_bmp : &btm_fb_bmp;
 	// SRC y = 0 to 240
 	// SRC x = 0 to 400
 	// DST X = 0 to 240
@@ -209,7 +210,6 @@ void Window_DrawFramebuffer(Rect2D r) {
 		fb[addr+1] = BitmapCol_G(color);
 		fb[addr+2] = BitmapCol_R(color);
 	}
-	// TODO implement
 	// TODO gspWaitForVBlank();
 	gfxFlushBuffers();
 	//gfxSwapBuffers();
@@ -223,7 +223,10 @@ void Window_DrawFramebuffer(Rect2D r) {
 }
 
 void Window_FreeFramebuffer(struct Bitmap* bmp) {
-	/* TODO implement */
+	if (top_fb_bmp.scan0 == bmp->scan0) top_fb_bmp.scan0 = NULL;
+	if (btm_fb_bmp.scan0 == bmp->scan0) btm_fb_bmp.scan0 = NULL;
+	
+	Mem_Free(bmp->scan0);
 }
 
 
@@ -285,4 +288,4 @@ cc_result Window_OpenFileDialog(const struct OpenFileDialogArgs* args) {
 cc_result Window_SaveFileDialog(const struct SaveFileDialogArgs* args) {
 	return ERR_NOT_SUPPORTED;
 }
-#endif
+#endif