foxpaint: Add a very basic color picker window using button widgets
This commit is contained in:
Ry
parent
d072478152
commit
aad731da31
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@ -1,8 +1,8 @@
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; mouse painting demo
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; simple paint application
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mov r0, window_struct
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mov r0, canvas_window_struct
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mov r1, window_title
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mov r1, canvas_window_title
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mov r2, 640
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mov r2, 512
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mov r3, 448
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mov r3, 448
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mov r4, 0
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mov r4, 0
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mov r5, 16
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mov r5, 16
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@ -10,13 +10,50 @@
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mov r7, 0
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mov r7, 0
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call new_window
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call new_window
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mov r0, tools_window_struct
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mov r1, tools_window_title
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mov r2, 128
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mov r3, 128
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mov r4, 512
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mov r5, 16
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mov r6, menu_items_root
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mov r7, color_button_black_widget
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call new_window
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mov r0, 0xFFFFFFFF
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mov r1, tools_window_struct
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call fill_window
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mov r0, tools_window_struct
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call get_window_overlay_number
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mov r5, r0
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mov r0, 16
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mov r1, 32
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mov r2, 96
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mov r3, 96
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mov r4, 0xFF888888
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call draw_filled_rectangle_to_overlay
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mov r0, color_section_text
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mov r1, 32
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mov r2, 48
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mov r3, [color]
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not r3
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or r3, 0xFF000000
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mov r4, [color]
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call draw_str_to_overlay
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mov r0, tools_window_struct
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call draw_widgets_to_window
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event_loop:
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event_loop:
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mov r0, window_struct
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; canvas events
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mov r0, canvas_window_struct
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call get_next_window_event
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call get_next_window_event
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; was the mouse clicked?
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; was the mouse clicked?
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cmp r0, EVENT_TYPE_MOUSE_CLICK
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cmp r0, EVENT_TYPE_MOUSE_CLICK
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ifz call mouse_click_event
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ifz call canvas_mouse_click_event
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; was the mouse released?
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; was the mouse released?
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cmp r0, EVENT_TYPE_MOUSE_RELEASE
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cmp r0, EVENT_TYPE_MOUSE_RELEASE
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@ -39,18 +76,52 @@ event_loop:
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cmp r0, EVENT_TYPE_MENU_ACK
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cmp r0, EVENT_TYPE_MENU_ACK
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ifz call menu_ack_event
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ifz call menu_ack_event
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; tools events
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mov r0, tools_window_struct
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call get_next_window_event
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; was the mouse clicked?
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cmp r0, EVENT_TYPE_MOUSE_CLICK
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ifz call tools_mouse_click_event
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; was the mouse released?
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cmp r0, EVENT_TYPE_MOUSE_RELEASE
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ifz mov.8 [is_drawing], 0
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; did the user click the menu bar?
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cmp r0, EVENT_TYPE_MENU_BAR_CLICK
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ifz mov r0, menu_items_root
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ifz call menu_bar_click_event
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; is the user in a menu?
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cmp r0, EVENT_TYPE_MENU_UPDATE
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ifz call menu_update_event
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; did the user click a menu item?
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cmp r0, EVENT_TYPE_MENU_CLICK
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ifz call menu_click_event
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; should the menu be closed?
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cmp r0, EVENT_TYPE_MENU_ACK
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ifz call menu_ack_event
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; did the user click a button?
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cmp r0, EVENT_TYPE_BUTTON_CLICK
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ifz call tools_button_click_event
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cmp.8 [is_drawing], 0
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cmp.8 [is_drawing], 0
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ifnz call draw_pixel
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ifnz call draw_pixel
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call yield_task
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call yield_task
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jmp event_loop
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jmp event_loop
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mouse_click_event:
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canvas_mouse_click_event:
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push r0
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push r0
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; first, check if we are attempting to drag or close the window
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; first, check if we are attempting to drag or close the window
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cmp r2, 16
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cmp r2, 16
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iflteq jmp drag_or_close_window
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iflteq jmp drag_or_close_canvas_window
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; if not, enable the drawing flag
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; if not, enable the drawing flag
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mov.8 [is_drawing], 1
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mov.8 [is_drawing], 1
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@ -58,6 +129,20 @@ mouse_click_event:
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pop r0
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pop r0
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ret
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ret
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tools_mouse_click_event:
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push r0
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; first, check if we are attempting to drag or close the window
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cmp r2, 16
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iflteq jmp drag_or_close_tools_window
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; then, handle widget clicks
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mov r0, tools_window_struct
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call handle_widget_click
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pop r0
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ret
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menu_click_event:
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menu_click_event:
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; r2 contains the clicked root menu
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; r2 contains the clicked root menu
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; r3 contains the clicked menu item
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; r3 contains the clicked menu item
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@ -70,10 +155,6 @@ menu_click_event:
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cmp r2, 1
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cmp r2, 1
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ifz call brush_menu_click_event
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ifz call brush_menu_click_event
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; color
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cmp r2, 2
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ifz call color_menu_click_event
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ret
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ret
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menu_ack_event:
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menu_ack_event:
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@ -121,34 +202,48 @@ brush_menu_click_event:
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ret
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ret
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color_menu_click_event:
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tools_button_click_event:
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; r2 contains the clicked root menu
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; r1 contains the ID of the clicked button
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; r3 contains the clicked menu item
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; colors
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; black
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; black
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cmp r3, 0
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cmp r1, 0
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ifz mov [color], 0xFF000000
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ifz mov [color], 0xFF000000
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; white
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; white
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cmp r3, 1
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cmp r1, 1
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ifz mov [color], 0xFFFFFFFF
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ifz mov [color], 0xFFFFFFFF
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; red
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; red
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cmp r3, 2
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cmp r1, 2
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ifz mov [color], 0xFF0000FF
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ifz mov [color], 0xFF0000FF
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; green
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; green
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cmp r3, 3
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cmp r1, 3
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ifz mov [color], 0xFF00FF00
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ifz mov [color], 0xFF00FF00
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; blue
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; blue
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cmp r3, 4
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cmp r1, 4
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ifz mov [color], 0xFFFF0000
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ifz mov [color], 0xFFFF0000
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; redraw the "color" text in the clicked color
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mov r0, tools_window_struct
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call get_window_overlay_number
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mov r5, r0
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mov r0, color_section_text
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mov r1, 32
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mov r2, 48
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mov r3, [color]
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not r3
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or r3, 0xFF000000
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mov r4, [color]
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call draw_str_to_overlay
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ret
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ret
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draw_pixel:
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draw_pixel:
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mov r0, window_struct
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mov r0, canvas_window_struct
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call get_window_overlay_number
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call get_window_overlay_number
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mov r2, r0
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mov r2, r0
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mov r5, r0
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mov r5, r0
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@ -163,44 +258,113 @@ draw_pixel:
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clear_canvas_black:
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clear_canvas_black:
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mov r0, 0xFF000000
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mov r0, 0xFF000000
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mov r1, window_struct
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mov r1, canvas_window_struct
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call fill_window
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call fill_window
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ret
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ret
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clear_canvas_white:
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clear_canvas_white:
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mov r0, 0xFFFFFFFF
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mov r0, 0xFFFFFFFF
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mov r1, window_struct
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mov r1, canvas_window_struct
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call fill_window
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call fill_window
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ret
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ret
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drag_or_close_window:
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drag_or_close_canvas_window:
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cmp r1, 8
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cmp r1, 8
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iflteq jmp close_window
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iflteq jmp close_canvas_window
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mov r0, window_struct
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mov r0, canvas_window_struct
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call start_dragging_window
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call start_dragging_window
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pop r0
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pop r0
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ret
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ret
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close_window:
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close_canvas_window:
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mov r0, window_struct
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mov r0, canvas_window_struct
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call destroy_window
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mov r0, tools_window_struct
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call destroy_window
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call destroy_window
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call end_current_task
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call end_current_task
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window_title: data.str "FoxPaint" data.8 0
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drag_or_close_tools_window:
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window_struct: data.fill 0, 36
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cmp r1, 8
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iflteq pop r0
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iflteq ret
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mov r0, tools_window_struct
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call start_dragging_window
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pop r0
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ret
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canvas_window_title: data.str "FoxPaint canvas" data.8 0
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canvas_window_struct: data.fill 0, 36
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tools_window_title: data.str "FoxPaint tools" data.8 0
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tools_window_struct: data.fill 0, 36
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color_section_text: data.str "Color " data.8 0
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color_button_black_widget:
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data.32 color_button_white_widget ; next_ptr
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data.32 0 ; id
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data.32 WIDGET_TYPE_BUTTON ; type
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data.32 color_button_text ; text_ptr
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data.32 0xFFFFFFFF ; foreground_color
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data.32 0xFF000000 ; background_color
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data.16 16 ; width
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data.16 0 ; reserved
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data.16 32 ; x_pos
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data.16 64 ; y_pos
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color_button_white_widget:
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data.32 color_button_red_widget ; next_ptr
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data.32 1 ; id
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data.32 WIDGET_TYPE_BUTTON ; type
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data.32 color_button_text ; text_ptr
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data.32 0xFFFFFFFF ; foreground_color
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data.32 0xFFFFFFFF ; background_color
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data.16 16 ; width
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data.16 0 ; reserved
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data.16 48 ; x_pos
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data.16 64 ; y_pos
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color_button_red_widget:
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data.32 color_button_green_widget ; next_ptr
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data.32 2 ; id
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data.32 WIDGET_TYPE_BUTTON ; type
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data.32 color_button_text ; text_ptr
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data.32 0xFFFFFFFF ; foreground_color
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data.32 0xFF0000FF ; background_color
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data.16 16 ; width
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data.16 0 ; reserved
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data.16 64 ; x_pos
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data.16 64 ; y_pos
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color_button_green_widget:
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data.32 color_button_blue_widget ; next_ptr
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data.32 3 ; id
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data.32 WIDGET_TYPE_BUTTON ; type
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data.32 color_button_text ; text_ptr
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data.32 0xFFFFFFFF ; foreground_color
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data.32 0xFF00FF00 ; background_color
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data.16 16 ; width
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data.16 0 ; reserved
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data.16 32 ; x_pos
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data.16 80 ; y_pos
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color_button_blue_widget:
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data.32 0 ; next_ptr
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data.32 4 ; id
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data.32 WIDGET_TYPE_BUTTON ; type
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data.32 color_button_text ; text_ptr
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data.32 0xFFFFFFFF ; foreground_color
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data.32 0xFFFF0000 ; background_color
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data.16 16 ; width
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data.16 0 ; reserved
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data.16 48 ; x_pos
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data.16 80 ; y_pos
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color_button_text: data.str " " data.8 0
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menu_items_root:
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menu_items_root:
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data.8 3 ; number of menus
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data.8 2 ; number of menus
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data.32 menu_items_canvas_list data.32 menu_items_canvas_name ; pointer to menu list, pointer to menu name
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data.32 menu_items_canvas_list data.32 menu_items_canvas_name ; pointer to menu list, pointer to menu name
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data.32 menu_items_brush_list data.32 menu_items_brush_name ; pointer to menu list, pointer to menu name
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data.32 menu_items_brush_list data.32 menu_items_brush_name ; pointer to menu list, pointer to menu name
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data.32 menu_items_color_list data.32 menu_items_color_name ; pointer to menu list, pointer to menu name
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menu_items_canvas_name:
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menu_items_canvas_name:
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data.8 6 data.str "Canvas" data.8 0x00 ; text length, text, null-terminator
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data.8 6 data.str "Canvas" data.8 0x00 ; text length, text, null-terminator
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menu_items_brush_name:
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menu_items_brush_name:
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data.8 5 data.str "Brush" data.8 0x00 ; text length, text, null-terminator
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data.8 5 data.str "Brush" data.8 0x00 ; text length, text, null-terminator
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menu_items_color_name:
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data.8 5 data.str "Color" data.8 0x00 ; text length, text, null-terminator
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menu_items_canvas_list:
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menu_items_canvas_list:
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data.8 2 ; number of items
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data.8 2 ; number of items
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data.8 16 ; menu width (usually longest item + 2)
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data.8 16 ; menu width (usually longest item + 2)
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