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Input.cpp
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Input.cpp
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#include "Input.h"
#include "Output.h"
//======================================================================================//
// General Functions //
//======================================================================================//
Input::Input(window* pW)
{
pWind = pW; // point to the passed window
}
//////////////////////////////////////////////////////////////////////////////////////////
void Input::GetPointClicked(int &x, int &y) const
{
pWind->WaitMouseClick(x, y); // Note: x and y of WaitMouseClick are sent by reference
}
//////////////////////////////////////////////////////////////////////////////////////////
string Input::GetSrting(Output *pO) const
{
string Label;
char Key;
while(1)
{
pWind->WaitKeyPress(Key);
if(Key == 27 ) // ESCAPE key is pressed
return ""; // returns nothing as user has cancelled label
if(Key == 13 ) // ENTER key is pressed
return Label;
if((Key == 8) && (Label.size() >= 1)) // BackSpace is pressed
Label.resize(Label.size() -1 );
else
Label += Key;
if (pO)
pO->PrintMessage(Label);
}
}
//////////////////////////////////////////////////////////////////////////////////////////
int Input::GetInteger(Output *pO) const
{
///TODO: implement the GetInteger function as described in Input.h file
// using function GetString() defined above and function stoi()
string label = GetSrting(pO);
int integer = stoi(label);
// Note: stoi(s) converts string s into its equivalent integer (for example, "55" is converted to 55)
return integer; // this line should be changed with your implementation
}
//======================================================================================//
// Game Functions //
//======================================================================================//
ActionType Input::GetUserAction() const
{
int x = -1, y = -1;
GetPointClicked(x, y);
// ============ GUI in the Design mode ============
if ( UI.InterfaceMode == MODE_DESIGN )
{
// [1] If user clicks on the Toolbar
if ( y >= 0 && y < UI.ToolBarHeight)
{
// Check which Menu item was clicked
// ==> This assumes that menu items are lined up horizontally <==
int ClickedItemOrder = (x / UI.MenuItemWidth);
// Divide x coord of the point clicked by the menu item width (integer division)
// If division result is 0 ==> first item is clicked, if 1 ==> 2nd item and so on
switch (ClickedItemOrder)
{
case ITM_ADD_LADDER: return ADD_LADDER;
case ITM_ADD_SNAKE: return ADD_SNAKE;
case ITM_ADD_CARD: return ADD_CARD;
case ITM_EXIT: return EXIT;
case ITM_SWITCH_TO_PLAY_MODE: return TO_PLAY_MODE;
///TODO: Add cases for the other items of Design Mode
case ITM_COPY_CARD: return COPY_CARD;
case ITM_CUT_CARD: return CUT_CARD;
case ITM_PASTE_CARD: return PASTE_CARD;
case ITM_DELETE_GAME_OBJECT: return DELETE_GAME_OBJECT;
case ITM_SAVE_GRID: return SAVE_GRID;
case ITM_OPEN_GRID: return OPEN_GRID;
default: return EMPTY; // A click on empty place in toolbar
}
}
// [2] User clicks on the grid area
if ( (y >= UI.ToolBarHeight) && (y < UI.height - UI.StatusBarHeight))
{
return GRID_AREA;
}
// [3] User clicks on the status bar
return STATUS;
}
// ============ GUI in the Play mode ============
else
{
int ClickedItemOrder = (x / UI.MenuItemWidth);
///TODO:
// perform checks similar to Design mode checks above for the Play Mode
// and return the corresponding ActionType
switch (ClickedItemOrder) {
case ITM_ROLL_DICE: return ROLL_DICE;
case ITM_INPUT_DICE_VALUE: return INPUT_DICE_VALUE;
case ITM_NEW_GAME: return NEW_GAME;
case ITM_EXIT_: return EXIT;
case ITM_SWITCH_TO_DESIGN_MODE: return TO_DESIGN_MODE_;
default: return EMPTY;
}
}
}
//////////////////////////////////////////////////////////////////////////////////////////
CellPosition Input::GetCellClicked() const
{
int x,y;
pWind->WaitMouseClick(x, y); // Get the coordinates of the user click
CellPosition cellPos;
if ( UI.InterfaceMode == MODE_DESIGN )
{
if ( y >= UI.ToolBarHeight && y <= (UI.height - UI.StatusBarHeight))
{
///TODO: SetHCell and SetVCell of the object cellPost appropriately
// using the coordinates x, y and the appropriate variables of the UI_Info Object (UI)
float y_coordinate = ((y - UI.ToolBarHeight)/UI.CellHeight);
float x_coordinate = (x/UI.CellWidth);
cellPos.SetHCell(int(x_coordinate));
cellPos.SetVCell(int(y_coordinate));
}
}
return cellPos;
}
//////////////////////////////////////////////////////////////////////////////////////////