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add paintCircle and RoundedCornerBorder

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This commit is contained in:
Qingping Hou
2012-04-26 15:15:34 +08:00
parent cb77807a93
commit 6c33d80966
2 changed files with 210 additions and 8 deletions
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35
graphics.lua
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@@ -1,12 +1,33 @@
--[[
Draw a border
blitbuffer.paintBorder = function (bb, x, y, w, h, bw, c)
bb:paintRect(x, y, w, bw, c)
bb:paintRect(x, y+h-bw, w, bw, c)
bb:paintRect(x, y+bw, bw, h - 2*bw, c)
bb:paintRect(x+w-bw, y+bw, bw, h - 2*bw, c)
@x: start position in x axis
@y: start position in y axis
@w: width of the border
@h: height of the border
@bw: line width of the border
@c: color for loading bar
@r: radius of for border's corner (nil or 0 means right corner border)
--]]
function blitbuffer.paintBorder(bb, x, y, w, h, bw, c, r)
if not r or r == 0 then
bb:paintRect(x, y, w, bw, c)
bb:paintRect(x, y+h-bw, w, bw, c)
bb:paintRect(x, y+bw, bw, h - 2*bw, c)
bb:paintRect(x+w-bw, y+bw, bw, h - 2*bw, c)
else
if h < 2*r then h = 2 * r end
if w < 2*r then w = 2 * r end
bb:paintRoundedCorner(x, y, w, h, bw, r, c)
bb:paintRect(r+x, y, w-2*r, bw, c)
bb:paintRect(r+x, y+h-bw, w-2*r, bw, c)
bb:paintRect(x, r+y, bw, h-2*r, c)
bb:paintRect(x+w-bw, r+y, bw, h-2*r, c)
end
end
--[[
Draw a progress bar according to following args:
@@ -19,8 +40,8 @@ Draw a progress bar according to following args:
@load_percent: progress in percent
@c: color for loading bar
--]]
blitbuffer.progressBar = function (bb, x, y, w, h,
load_m_w, load_m_h, load_percent, c)
function blitbuffer.progressBar(bb, x, y, w, h,
load_m_w, load_m_h, load_percent, c)
if load_m_h*2 > h then
load_m_h = h/2
end