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more work on images on ili9341

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- reading images from predefined ressources (stored at 0x8000+) works
- drawing IDX2 images within widgets works
- added some image ressources in IDX2 format
This commit is contained in:
Martin Preuss
2026-01-14 00:13:02 +01:00
parent edb8e7b859
commit 10c3f3c40d
7 changed files with 695 additions and 24 deletions
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77
avr/devices/c03/main/testwin.asm
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@@ -31,6 +31,10 @@ testWin_ramdata:
testWinHeader_ramdata:
.byte WIDGET_SD_SIZE
testWinBody_ramdata:
.byte WIDGET_SD_SIZE
; ***************************************************************************
; code
@@ -96,7 +100,7 @@ testWin_signalmap:
testWinHeader_flashdata:
; OBJECT
.dw 0 ; next
.dw testWinBody_flashdata*2 ; next
.dw testWin_flashdata*2 ; parent
.dw 0 ; first child
.dw 0 ; target
@@ -124,6 +128,77 @@ testWinHeader_signalmap:
testWinBody_flashdata:
; OBJECT
.dw 0 ; next
.dw testWin_flashdata*2 ; parent
.dw 0 ; first child
.dw 0 ; target
.dw 0 ; selector (ony lower 8 bits used)
.dw testWinBody_signalmap*2 ; signal map
; WIDGET
.db 0, 0 ; opts lo, hi
.dw 0 ; X
.dw STYLE_WIN_TITLE_HEIGHT ; Y
.dw DISPLAY_WIDTH ; W
.dw DISPLAY_HEIGHT-STYLE_WIN_TITLE_HEIGHT ; H
.dw STYLE_WIN_FOREGROUND ; front color
; .dw DISPLAY_COLOR_YELLOW
.dw STYLE_WIN_BACKGROUND ; back color
.dw STYLE_WIN_FONT*2 ; font
.dw testWinBody_ramdata ; ptr to SDRAM
testWinBody_signalmap:
.db 0, OBJECT_SIGNAL_CREATE, LOW(Widget_OnCreate), HIGH(Widget_OnCreate)
.db 0, WIDGET_SIGNAL_DRAW, LOW(ImageViewer_OnDraw), HIGH(ImageViewer_OnDraw)
.db 0, 0, 0, 0 ; end of table
ImageViewer_OnDraw:
bigcall Widget_GetSdramPtr ; (none)
ldd r16, Y+WIDGET_SD_OFFS_FLAGS
andi r16, (1<<WIDGET_FLAGS_DIRTY_BIT)
breq ImageViewer_OnDraw_ret
rcall Widget_Clear
push zl
push zh
ldi zl, LOW(RESSOURCE_ADDR*2)
ldi zh, HIGH(RESSOURCE_ADDR*2)
ldi r16, LOW(RESSSOURCE_IMG_CLOUD)
ldi r17, HIGH(RESSSOURCE_IMG_CLOUD)
rcall RES_GetRessource
mov r12, zl
mov r13, zh
pop zh
pop zl
brcc ImageViewer_OnDraw_done
ldi r16, LOW(DISPLAY_COLOR_DARKGREEN) ; background color
mov r0, r16
ldi r16, HIGH(DISPLAY_COLOR_DARKGREEN)
mov r1, r16
ldi r16, 4 ; X
mov r4, r16
clr r5
ldi r16, 4
mov r6, r16 ; Y
clr r7
bigcall Widget_DrawImage
ImageViewer_OnDraw_done:
bigcall Widget_GetSdramPtr ; (none)
ldd r16, Y+WIDGET_SD_OFFS_FLAGS
cbr r16, (1<<WIDGET_FLAGS_DIRTY_BIT)
std Y+WIDGET_SD_OFFS_FLAGS, r16
ImageViewer_OnDraw_ret:
sec
ret
; @end