--[[ Copyright (c) 2010 M.Chalon



Permission is hereby granted, free of charge, to any person obtaining a copy of

this software and associated documentation files (the "Software"), to deal in

the Software without restriction, including without limitation the rights to

use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies

of the Software, and to permit persons to whom the Software is furnished to do

so, subject to the following conditions:



The above copyright notice and this permission notice shall be included in all

copies or substantial portions of the Software.



THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE

AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,

OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE

SOFTWARE. --]]



dofile "dialogs/fullscreen"



class "UIResearch" (UIFullscreen)



local research_categories = {

  "cure",

  "diagnosis",

  "drugs",

  "improvements",

  "specialisation",

}



function UIResearch:UIResearch(ui)

  self:UIFullscreen(ui)

  local gfx = ui.app.gfx

  if not pcall(function()

    self.background = gfx:loadRaw("Res01V", 640, 480)  

    local palette = gfx:loadPalette("QData", "Res01V.pal")

    palette:setEntry(255, 0xFF, 0x00, 0xFF) -- Make index 255 transparent

    self.panel_sprites = gfx:loadSpriteTable("QData", "Res02V", true, palette)

    self.label_font = gfx:loadFont("QData", "Font43V", false, palette)

    self.number_font  = gfx:loadFont("QData", "Font43V", false, palette)  

  end) then

    ui:addWindow(UIInformation(ui, {_S.errors.dialog_missing_graphics}))

    self:close()

    return

  end

  

  local hosp = ui.hospital

  self.hospital = hosp



  local --[[persistable:research_policy_adjust]] function adjust(name, state, btn)

    print("You want to : ", name)

    local delta = name:sub(1, 4)

    local area = name:sub(5, -1)

    local amount = 1

    if self.buttons_down.ctrl then

      amount = amount * 20

    elseif self.buttons_down.shift then

      amount = amount * 5

    end

    if delta == "less" then

      if hosp.research[area] > 0 then

        hosp.research[area] = math.max(0, hosp.research[area] - amount)

        self.ui:playSound("selectx.wav")

      else

        self.ui:playSound("Wrong2.wav")

      end

    elseif delta == "more" then

      if hosp.research.global < 100 then

        hosp.research[area] = hosp.research[area] +

          math.min(amount, 100 - hosp.research.global)

        self.ui:playSound("selectx.wav")

      else

        self.ui:playSound("Wrong2.wav")

      end

    end



    hosp.research.global = 0

    for _, category in ipairs(research_categories) do

      hosp.research.global = hosp.research.global + hosp.research[category]

    end

  end



  -- Buttons

  local topy = 21

  local spacing = 41

  local c1 = 372

  local c2 = 450

  local size = 40

  self:addPanel(0, 607, 447):makeButton(0, 0, size, size, 4, self.close):setTooltip(_S.tooltip.research.close)

  

  for i, area in ipairs(research_categories) do

    self:addPanel(0, c1, topy+i*spacing):makeButton(0, 0, size, size, 1, adjust, "less".. area)

    self:addPanel(0, c2, topy+i*spacing):makeButton(0, 0, size, size, 2, adjust, "more".. area)

  end

  

  self.waterclk = 0

  self.ratclk = 0

  self.waterpanel= self:addPanel(5, 2, 312)

  self.ratpanel= self:addPanel(13, 480, 365)

end



function UIResearch:onTick()

  -- sprite index for the water are between 5 and 12

  -- We use a sub clock 

  self.waterclk = self.waterclk + 1

  if self.waterclk > 3 then

    self.waterclk = 0

    self.waterpanel.sprite_index = self.waterpanel.sprite_index + 1

    if self.waterpanel.sprite_index > 12 then

      self.waterpanel.sprite_index = 5

    end  

  end

  

  -- sprite index for the rat  are between 10 and 15

  -- We use a sub clock 

  self.ratclk = self.ratclk + 1

  if self.ratclk > 3 then

    self.ratclk = 0

    -- sprite index for the water are between 13 and 20

    self.ratpanel.sprite_index = self.ratpanel.sprite_index + 1

    if self.ratpanel.sprite_index > 20 then

      self.ratpanel.sprite_index = 13

    end  

  end

end



function UIResearch:draw(canvas, x, y)

  self.background:draw(canvas, self.x + x, self.y + y)

  UIFullscreen.draw(self, canvas, x, y)

  x, y = self.x + x, self.y + y

  

  local num_font = self.number_font

  local lbl_font = self.label_font



  local ytop = 28

  local spacing = 41

  

  for i, category in ipairs(research_categories) do

    local y = y + ytop + i * spacing

    lbl_font:draw(canvas, _S.research.categories[category], x + 170, y)

    num_font:draw(canvas, self.hospital.research[category], x + 270, y, 300, 0)

  end

  

  num_font:draw(canvas, self.hospital.research.global, x + 270, y + 288, 300, 0)

end