#include <allegro.h>

#include "InputButton.h"

#include "constant.h"

extern FONT *joystix;

int InputButton::getW() {
    return w;
}
int InputButton::getH() {
    return h;
}

bool InputButton::acknowledgeKeyStroke(int keyStroke) {
     const int scanCode = keyStroke >> 8;
     const bool pressIt = scanCode == KEY_ENTER || scanCode == KEY_SPACE ||
       scanCode == KEY_ENTER_PAD;
     if (pressIt)
        press();
     return pressIt;
}
bool InputButton::acknowledgeMouse() {
     const int mousePosition = mouse_pos;
     const int mouseButtons = mouse_b;
     const bool pressIt = (oldMouseB & 0x1) && !(mouseButtons & 0x1) &&
       within(mousePosition >> 16, mousePosition & 0xffff);
     if (pressIt)
        press();
     oldMouseB = mouseButtons;
     return pressIt;
}

void InputButton::shift(int xOffset, int yOffset) {
     x += xOffset;
     y += yOffset;
}
bool InputButton::within(int xTarget, int yTarget) {
     return xTarget >= x && xTarget < x + w &&
            yTarget >= y && yTarget < y + h;
}
void InputButton::draw() {
     rect(canvas, x, y, x + w - 1, y + h - 1, 15);
     rectfill(canvas, x + 1, y + 1, x + w - 2, y + h - 2,
       active ? interactivityColor : 16);
     textout_centre_ex(canvas, joystix, caption, x + w / 2, y + h / 2 -
       charHeight / 2, 15, -1);
}
void InputButton::erase() {
     rectfill(canvas, x, y, x + w - 1, y + h - 1, 0);
}