scr_drawGUI (01)

///===DRAW GUI===///
//VARIABLES//
//Access
locked = 0;
unlocked = 1;
mouseOver = 2;
//Mouse Position
mouse_xPos = window_mouse_get_x();
mouse_yPos = window_mouse_get_y();
//Buttons
buttonWidth = 128;
buttonHeight = 48;
margin = 5;
//Buttons yPositions
ypositionMain = view_hport[0]-global.tileSize-buttonHeight;
yposition00_01 = ypositionMain - 1*(buttonHeight+margin);
yposition00_02 = ypositionMain - 2*(buttonHeight+margin);
yposition00_03 = ypositionMain - 3*(buttonHeight+margin);
//Buttons xPosition
xposition01 = global.tileSize;
xposition02 = xposition01+buttonWidth+margin;
xposition03 = xposition02+buttonWidth+margin;
//Deactive Pop Ups
if (mouse_check_button_released(mb_right)) {
    global.buttonsGUI01_visible = false;
    global.buttonsGUI02_visible = false;
    global.buttonsGUI03_visible = false;
}
//===DRAW BUTTON===//
//ButtonGUI01
if (global.buttonGUI01_unlocked = true) {
    //Mouse Over
    if (mouse_xPos > xposition01 and mouse_xPos < xposition01+buttonWidth
    and mouse_yPos > ypositionMain and mouse_yPos < ypositionMain+buttonHeight) {
        draw_sprite(spr_buttonGUI01,mouseOver,xposition01,ypositionMain);
        //Visibility
        if (mouse_check_button_released(mb_left)) {
            global.buttonsGUI01_visible = true;
        }
    } else {
        //Unlocked
        draw_sprite(spr_buttonGUI01,unlocked,xposition01,ypositionMain);
    }
} else {
    //Locked
    draw_sprite(spr_buttonGUI01,locked,xposition01,ypositionMain);
}
//ButtonGUI02
if (global.buttonGUI02_unlocked = true) {
    //MouseOver
    if (mouse_xPos > xposition02 and mouse_xPos < xposition02+buttonWidth
    and mouse_yPos > ypositionMain and mouse_yPos < ypositionMain+buttonHeight) {
        draw_sprite(spr_buttonGUI02,mouseOver,xposition02,ypositionMain);
        //Visibility
        if (mouse_check_button_released(mb_left)) {
            global.buttonsGUI02_visible = true;
        }
    } else {
        //Unlocked
        draw_sprite(spr_buttonGUI02,unlocked,xposition02,ypositionMain);
    }
} else {
    //Locked
    draw_sprite(spr_buttonGUI02,locked,xposition02,ypositionMain);
}
//ButtonGUI03
if (global.buttonGUI03_unlocked = true) {
    //MouseOver
    if (mouse_xPos > xposition03 and mouse_xPos < xposition03+buttonWidth
    and mouse_yPos > ypositionMain and mouse_yPos < ypositionMain+buttonHeight) {
        draw_sprite(spr_buttonGUI03,mouseOver,xposition03,ypositionMain);
        //Visibility
        if (mouse_check_button_released(mb_left)) {
            global.buttonsGUI03_visible = true;
        }
    } else {
        //Unlocked
        draw_sprite(spr_buttonGUI03,unlocked,xposition03,ypositionMain);
    }
} else {
    //Locked
    draw_sprite(spr_buttonGUI03,locked,xposition03,ypositionMain);
}
//=====================================================================================
//===SUB-BUTTONS===//
//GUI01
if (global.buttonsGUI01_visible = true) {
    //01-01
    if (global.buttonGUI01_01_unlocked = true) {
        if (mouse_xPos > xposition01 and mouse_xPos < xposition01+buttonWidth
        and mouse_yPos > yposition00_01 and mouse_yPos < yposition00_01+buttonHeight) {
            draw_sprite(spr_buttonGUI01_01,mouseOver,xposition01,yposition00_01);
            if (mouse_check_button_released(mb_left)) {
                //Execute Action (Conveyor Belt 01)
                instance_create(mouse_x,mouse_y,obj_objectPlacement1x1);
                with (obj_objectPlacement1x1) {
                    image_index = global.indexConveyorBelt_01;
                }
            }
        } else {
            //Unlocked
            draw_sprite(spr_buttonGUI01_01,unlocked,xposition01,yposition00_01);
        }
    } else {
        //Locked
        draw_sprite(spr_buttonGUI01_01,locked,xposition01,yposition00_01);
    }
    //01-02
    if (global.buttonGUI01_02_unlocked = true) {
        //MouseOver
        if (mouse_xPos > xposition01 and mouse_xPos < xposition01+buttonWidth
        and mouse_yPos > yposition00_02 and mouse_yPos < yposition00_02+buttonHeight) {
            draw_sprite(spr_buttonGUI01_02,mouseOver,xposition01,yposition00_02);
            if (mouse_check_button_released(mb_left)) {
                //Execute Action
            }
        } else {
            //Unlocked
            draw_sprite(spr_buttonGUI01_02,unlocked,xposition01,yposition00_02);
        }
    } else {
        //Locked
        draw_sprite(spr_buttonGUI01_02,locked,xposition01,yposition00_02);
    }
    //01-03
    if (global.buttonGUI01_03_unlocked = true) {
        //MouseOver
        if (mouse_xPos > xposition01 and mouse_xPos < xposition01+buttonWidth
        and mouse_yPos > yposition00_03 and mouse_yPos < yposition00_03+buttonHeight) {
            draw_sprite(spr_buttonGUI01_03,mouseOver,xposition01,yposition00_03);
            if (mouse_check_button_released(mb_left)) {
                //Execute Action
            }
        } else {
            //Unlocked
            draw_sprite(spr_buttonGUI01_03,unlocked,xposition01,yposition00_03);
        }
    } else {
        //Locked
        draw_sprite(spr_buttonGUI01_03,locked,xposition01,yposition00_03);
    }
}
//GUI02
if (global.buttonsGUI02_visible = true) {
    //02-01
    if (global.buttonGUI02_01_unlocked = true) {
        //MouseOver
        if (mouse_xPos > xposition02 and mouse_xPos < xposition02+buttonWidth
        and mouse_yPos > yposition00_01 and mouse_yPos < yposition00_01+buttonHeight) {
            draw_sprite(spr_buttonGUI02_01,mouseOver,xposition02,yposition00_01);
            if (mouse_check_button_released(mb_left)) {
                //Execute Action
            }
        } else {
            //Unlocked
            draw_sprite(spr_buttonGUI02_01,unlocked,xposition02,yposition00_01);
        }
    } else {
        //Locked
        draw_sprite(spr_buttonGUI02_01,locked,xposition02,yposition00_01);
    }
    //02-02
    if (global.buttonGUI02_02_unlocked = true) {
        //MouseOver
        if (mouse_xPos > xposition02 and mouse_xPos < xposition02+buttonWidth
        and mouse_yPos > yposition00_02 and mouse_yPos < yposition00_02+buttonHeight) {
            draw_sprite(spr_buttonGUI02_02,mouseOver,xposition02,yposition00_02);
            if (mouse_check_button_released(mb_left)) {
                //Execute Action
            }
        } else {
            //Unlocked
            draw_sprite(spr_buttonGUI02_02,unlocked,xposition02,yposition00_02);
        }
    } else {
        //Locked
        draw_sprite(spr_buttonGUI02_02,locked,xposition02,yposition00_02);
    }
    //02-03
    if (global.buttonGUI02_03_unlocked = true) {
        //MouseOver
        if (mouse_xPos > xposition02 and mouse_xPos < xposition02+buttonWidth
        and mouse_yPos > yposition00_03 and mouse_yPos < yposition00_03+buttonHeight) {
            draw_sprite(spr_buttonGUI02_03,mouseOver,xposition02,yposition00_03);
            if (mouse_check_button_released(mb_left)) {
                //Execute Action
            }
        } else {
            //Unlocked
            draw_sprite(spr_buttonGUI02_03,unlocked,xposition02,yposition00_03);
        }
    } else {
        //Locked
        draw_sprite(spr_buttonGUI02_03,locked,xposition02,yposition00_03);
    }
}
//GUI03
if (global.buttonsGUI03_visible = true) {
    //03-01
    if (global.buttonGUI03_01_unlocked = true) {
        //MouseOver
        if (mouse_xPos > xposition03 and mouse_xPos < xposition03+buttonWidth
        and mouse_yPos > yposition00_01 and mouse_yPos < yposition00_01+buttonHeight) {
            draw_sprite(spr_buttonGUI03_01,mouseOver,xposition03,yposition00_01);
            if (mouse_check_button_released(mb_left)) {
                //Execute Action
            }
        } else {
            //Unlocked
            draw_sprite(spr_buttonGUI03_01,unlocked,xposition03,yposition00_01);
        }
    } else {
        //Locked
        draw_sprite(spr_buttonGUI03_01,locked,xposition03,yposition00_01);
    }
    //03-02
    if (global.buttonGUI03_02_unlocked = true) {
        //MouseOver
        if (mouse_xPos > xposition03 and mouse_xPos < xposition03+buttonWidth
        and mouse_yPos > yposition00_02 and mouse_yPos < yposition00_02+buttonHeight) {
            draw_sprite(spr_buttonGUI03_02,mouseOver,xposition03,yposition00_02);
            if (mouse_check_button_released(mb_left)) {
                //Execute Action
            }
        } else {
            //Unlocked
            draw_sprite(spr_buttonGUI03_02,unlocked,xposition03,yposition00_02);
        }
    } else {
        //Locked
        draw_sprite(spr_buttonGUI03_02,locked,xposition03,yposition00_02);
    }
    //03-03
    if (global.buttonGUI03_03_unlocked = true) {
        //MouseOver
        if (mouse_xPos > xposition03 and mouse_xPos < xposition03+buttonWidth
        and mouse_yPos > yposition00_03 and mouse_yPos < yposition00_03+buttonHeight) {
            draw_sprite(spr_buttonGUI03_03,mouseOver,xposition03,yposition00_03);
            if (mouse_check_button_released(mb_left)) {
                //Execute Action
            }
        } else {
            //Unlocked
            draw_sprite(spr_buttonGUI03_03,unlocked,xposition03,yposition00_03);
        }
    } else {
        //Locked
        draw_sprite(spr_buttonGUI03_03,locked,xposition03,yposition00_03);
    }
}