LoTROInterface SVN KragenBars

-- version 1.0

-- Initial version.

import "Turbine.UI";

import "Turbine.UI.Lotro";

import "KragenPlugs.Utils";

DeltaButtonWindow = class( Turbine.UI.Window );

local defaultResources = {

          Normal=nil

        , Hover=nil

        , Pressed=nil

        , Disabled=nil

};

function DeltaButtonWindow:Constructor( tResources, bfZoneTest, ctlAttachTo )

        Turbine.UI.Window.Constructor( self );

        self.wndTarget = ctlAttachTo;

        if type(tResources) ~= "table" then

                self.resource = defaultResources;

        else

                self.resource = tResources;

        end

        if type(bfZoneTest) ~= "function" then

                self.InTheZone = function( sender, mx, my )

                        if mx < 0 or my < 0 or mx > self:GetWidth() or my > self:GetHeight() then

                                return false;

                        end

                        return true;

                end

        else

                self.InTheZone = bfZoneTest;

        end

        self.bEnabled = true;

        self.bMouseMoving = false;

        self.offsetX = 0;

        self.offsetY = 0;

        self:SetSize( 20, 20 );

        self:SetBackground( self.resource.Normal );

        self:SetBlendMode( Turbine.UI.BlendMode.AlphaBlend );

        self:SetPosition( math.max( self.wndTarget:GetLeft(), 0 )

                                        , math.max( self.wndTarget:GetTop(), 0 ) );

        self:SetVisible( self.wndTarget:IsVisible() );

        self:SetOpacity( 1 );

        self.MouseEnter = function( sender, args )

                self:RefreshImage();

        end

        self.MouseLeave = function( sender, args )

                self:RefreshImage();

        end

        self.MouseDown = function( sender, args )

                if self:IsEnabled() then

                        self:SetMouseMoving( true, args );

                end

        end

        self.MouseUp = function( sender, args )

                self:SetMouseMoving( false, args );

        end

        self.MouseMove = function( sender, args )

                if self:IsMouseMoving() then

                        if type( self.Delta ) == "function" then

                                local t = { };

                                t.X = args.X;

                                t.Y = args.Y;

                                t.deltaX = args.X - self.deltaStartX;

                                t.deltaY = args.Y - self.deltaStartY;

                                self:Delta(t);

                        end

                end

                self:RefreshImage();

        end

end

function DeltaButtonWindow:IsEnabled( )

        return self.bEnabled;

end

function DeltaButtonWindow:IsMouseMoving( )

        return self.bMouseMoving;

end

function DeltaButtonWindow:SetMouseMoving( bValue, args )

        if self.bMouseMoving == bValue then

                return;

        end

        self.bMouseMoving = bValue;

        local t = { };

        t.X = args.X;

        t.Y = args.Y;

        if self:IsMouseMoving() then

                self.deltaStartX = args.X;

                self.deltaStartY = args.Y;

                if type( self.DeltaStart ) == "function" then

                        t.deltaX = 0;

                        t.deltaY = 0;

                        self:DeltaStart(t);

                end

        else

                t.deltaX = args.X - self.deltaStartX;

                t.deltaY = args.Y - self.deltaStartY;

                if type( self.DeltaEnd ) == "function" then

                        self:DeltaEnd(t);

                end

                if self:InTheZone( args.X, args.Y ) then

                        if type( self.Click ) == "function" then

                                self:Click(t);

                        end

                end

        end

        self:RefreshImage();

end

function DeltaButtonWindow:SetEnabled( bValue )

        if self.bEnabled == bValue then

                return;

        elseif type( bValue ) ~= "boolean" then

                self.bEnabled = true;

        else

                self.bEnabled = bValue;

        end

        self:RefreshImage();

end

function DeltaButtonWindow:SetOffset( oX, oY )

        self.offsetX, self.offsetY = oX, oY;

end

function DeltaButtonWindow:RecalculatePosition( )

        local X, Y;

        X = math.min( math.max( self.wndTarget:GetLeft() + self.offsetX, 0 ), Turbine.UI.Display:GetWidth() - self:GetWidth() );

        Y = math.min( math.max( self.wndTarget:GetTop() + self.offsetY, 0 ), Turbine.UI.Display:GetHeight() - self:GetHeight() );

        self:SetPosition( X, Y );

end

function DeltaButtonWindow:RefreshImage( )

        local mx, my = self:GetMousePosition();

        if not self:IsEnabled() then

                self:SetBackground( self.resource.Disabled );

        elseif self:InTheZone( mx, my ) and self:IsMouseMoving() then

                self:SetBackground( self.resource.Pressed );

        elseif self:InTheZone( mx, my ) then

                self:SetBackground( self.resource.Hover );

        else

                self:SetBackground( self.resource.Normal );

        end

        self:SetZOrder(self.wndTarget:GetZOrder() + 1);

end