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104 lines
2.7 KiB
104 lines
2.7 KiB
-- @docclass
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UIResizeBorder = extends(UIWidget)
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function UIResizeBorder.create()
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local resizeborder = UIResizeBorder.internalCreate()
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resizeborder:setFocusable(false)
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resizeborder.minimum = 0
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resizeborder.maximum = 1000
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return resizeborder
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end
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function UIResizeBorder:onHoverChange(hovered)
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if hovered then
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if g_mouse.isCursorChanged() or g_mouse.isPressed() then return end
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if self:getWidth() > self:getHeight() then
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g_mouse.setVerticalCursor()
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self.vertical = true
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else
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g_mouse.setHorizontalCursor()
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self.vertical = false
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end
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self.hovering = true
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if not self:isPressed() then
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g_effects.fadeIn(self)
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end
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else
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if not self:isPressed() and self.hovering then
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g_mouse.restoreCursor()
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g_effects.fadeOut(self)
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self.hovering = false
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end
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end
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end
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function UIResizeBorder:onMouseMove(mousePos, mouseMoved)
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if self:isPressed() then
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if self.vertical then
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local delta = mousePos.y - self:getY() - self:getHeight()/2
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local parent = self:getParent()
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local newSize = math.min(math.max(parent:getHeight() + delta, self.minimum), self.maximum)
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parent:setHeight(newSize)
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signalcall(parent.onHeightChange, parent, newSize)
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else
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local delta = mousePos.x - self:getX() - self:getWidth()/2
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local parent = self:getParent()
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local newSize = math.min(math.max(parent:getWidth() + delta, self.minimum), self.maximum)
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parent:setWidth(newSize)
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signalcall(parent.onWidthChange, parent, newSize)
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end
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return true
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end
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end
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function UIResizeBorder:onMouseRelease(mousePos, mouseButton)
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if not self:isHovered() then
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g_mouse.restoreCursor()
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g_effects.fadeOut(self)
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self.hovering = false
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end
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end
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function UIResizeBorder:onStyleApply(styleName, styleNode)
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for name,value in pairs(styleNode) do
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if name == 'maximum' then
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self:setMaximum(tonumber(value))
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elseif name == 'minimum' then
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self:setMinimum(tonumber(value))
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end
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end
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end
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function UIResizeBorder:onVisibilityChange(visible)
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if visible and self.maximum == self.minimum then
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self:hide()
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end
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end
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function UIResizeBorder:setMaximum(maximum)
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self.maximum = maximum
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if self.maximum == self.minimum then
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self:hide()
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end
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local parent = self:getParent()
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if self:isVisible() and parent:getHeight() > maximum then
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parent:setHeight(maximum)
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end
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end
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function UIResizeBorder:setMinimum(minimum)
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self.minimum = minimum
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if self.maximum == self.minimum then
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self:hide()
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end
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local parent = self:getParent()
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if self:isVisible() and parent:getHeight() < minimum then
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parent:setHeight(minimum)
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end
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end
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function UIResizeBorder:getMaximum() return self.maximum end
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function UIResizeBorder:getMinimum() return self.minimum end
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