Files
ViperOS/VKernel/Kernel/drivers/video/ui/sheet.py
2026-07-19 12:38:20 +08:00

86 lines
2.6 KiB
Python

from stdint import *
import drivers.video.vesafb.gfx as gfx
import t, c
MAX_SHEETS: t.CDefine = 64
MAX_UI_COMPONENTS: t.CDefine = 256
_next_sheet_id: t.CInt = 0
_next_component_id: t.CInt = 0
@t.Object
class Sheet:
id: t.CInt
x: t.CInt
y: t.CInt
w: t.CInt
h: t.CInt
visible: t.CInt
_surf_obj: gfx.Surface
_renderer_obj: gfx.Renderer
surf: gfx.Surface | t.CPtr
renderer: gfx.Renderer | t.CPtr
parent: 'Sheet | t.CPtr'
bg_color: t.CUInt32T
def __init__(self, fb: UINT32PTR, zb: float | t.CPtr, x: t.CInt, y: t.CInt, w: t.CInt, h: t.CInt, parent: 'Sheet | t.CPtr' = None):
global _next_sheet_id
self.id = _next_sheet_id
_next_sheet_id += 1
self.x = x
self.y = y
self.w = w
self.h = h
self.visible = 1
self._surf_obj = gfx.Surface(fb, zb, w, h)
self.surf = c.Addr(self._surf_obj)
self._renderer_obj = gfx.Renderer(self.surf)
self.renderer = c.Addr(self._renderer_obj)
self.parent = parent
self.bg_color = gfx.COLOR_RGB(20, 20, 30)
def MoveTo(self, nx: t.CInt, ny: t.CInt):
self.x = nx
self.y = ny
def Resize(self, nw: t.CInt, nh: t.CInt):
self.w = nw
self.h = nh
def Show(self):
self.visible = 1
def Hide(self):
self.visible = 0
def Clear(self):
r: gfx.Renderer = c.Deref(self.renderer)
r.Clear(self.bg_color)
def Fill(self, color: t.CUInt32T):
r: gfx.Renderer = c.Deref(self.renderer)
r.Clear(color)
def DrawRect(self, rx: t.CInt, ry: t.CInt, rw: t.CInt, rh: t.CInt, color: t.CUInt32T):
r: gfx.Renderer = c.Deref(self.renderer)
r.DrawLine2D(rx, ry, rx + rw - 1, ry, color)
r.DrawLine2D(rx + rw - 1, ry, rx + rw - 1, ry + rh - 1, color)
r.DrawLine2D(rx + rw - 1, ry + rh - 1, rx, ry + rh - 1, color)
r.DrawLine2D(rx, ry + rh - 1, rx, ry, color)
def DrawFilledRect(self, rx: t.CInt, ry: t.CInt, rw: t.CInt, rh: t.CInt, color: t.CUInt32T):
surf: gfx.Surface = c.Deref(self.surf)
fb: UINT32PTR = surf.fb
w: t.CInt = surf.w
h: t.CInt = surf.h
for py in range(ry, ry + rh):
if py < 0 or py >= h: continue
for px in range(rx, rx + rw):
if px < 0 or px >= w: continue
fb[py * w + px] = color
def Contains(self, px: t.CInt, py: t.CInt) -> t.CInt:
if px >= self.x and px < self.x + self.w and py >= self.y and py < self.y + self.h:
return 1
return 0