mirror of
https://github.com/koreader/koreader
synced 2024-10-31 21:20:20 +00:00
97 lines
2.1 KiB
Lua
97 lines
2.1 KiB
Lua
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blitbuffer.paintBorder = function (bb, x, y, w, h, bw, c)
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bb:paintRect(x, y, w, bw, c)
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bb:paintRect(x, y+h-bw, w, bw, c)
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bb:paintRect(x, y+bw, bw, h - 2*bw, c)
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bb:paintRect(x+w-bw, y+bw, bw, h - 2*bw, c)
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end
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--[[
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Draw a progress bar according to following args:
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@x: start position in x axis
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@y: start position in y axis
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@w: width for progress bar
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@h: height for progress bar
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@load_m_w: width margin for loading bar
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@load_m_h: height margin for loading bar
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@load_percent: progress in percent
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@c: color for loading bar
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--]]
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blitbuffer.progressBar = function (bb, x, y, w, h,
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load_m_w, load_m_h, load_percent, c)
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if load_m_h*2 > h then
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load_m_h = h/2
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end
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blitbuffer.paintBorder(fb.bb, x, y, w, h, 2, 15)
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fb.bb:paintRect(x+load_m_w, y+load_m_h,
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(w-2*load_m_w)*load_percent, (h-2*load_m_h), c)
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end
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------------------------------------------------
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-- Start of Cursor class
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------------------------------------------------
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Cursor = {
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x_pos = 0,
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y_pos = 0,
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--color = 15,
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h = 10,
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w = nil,
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line_w = nil,
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}
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function Cursor:new(o)
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o = o or {}
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o.x_pos = o.x_pos or self.x_pos
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o.y_pos = o.y_pos or self.y_pos
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o.h = o.h or self.h
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o.w = o.h / 2
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o.line_w = math.floor(o.h / 10)
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setmetatable(o, self)
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self.__index = self
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return o
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end
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function Cursor:_draw(x, y)
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local body_h = self.h - self.line_w
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blitbuffer.invertRect(fb.bb, x, y, self.w, self.line_w)
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--print("self.w: "..self.w..", self.line_w: "..self.line_w)
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blitbuffer.invertRect(fb.bb, x+(self.w/2)-(self.line_w/2), y+self.line_w,
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self.line_w, body_h-self.line_w)
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blitbuffer.invertRect(fb.bb, x, y+body_h, self.w, self.line_w)
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end
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function Cursor:draw()
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self:_draw(self.x_pos, self.y_pos)
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end
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function Cursor:clear()
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self:_draw(self.x_pos, self.y_pos)
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end
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function Cursor:move(x_off, y_off)
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self:clear()
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self.x_pos = self.x_pos + x_off
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self.y_pos = self.y_pos + y_off
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self:draw()
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end
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function Cursor:moveHorizontal(x_off)
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self:clear()
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self.x_pos = self.x_pos + x_off
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self:draw()
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end
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function Cursor:moveVertical(y_off)
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self:clear()
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self.y_pos = self.y_pos + y_off
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self:draw()
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end
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