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ILLUSIONS: Implement cursor movement via arrow keys

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(cherry picked from commit 12e33c6)
This commit is contained in:
johndoe123 2018-05-25 05:27:57 +10:00 committed by Eugene Sandulenko
parent 65049228a8
commit 33ece271fd
2 changed files with 28 additions and 0 deletions
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25
engines/illusions/input.cpp
View File

@ -21,6 +21,7 @@
*/
#include "illusions/input.h"
#include "common/system.h"
namespace Illusions {
@ -93,6 +94,7 @@ Input::Input() {
_cursorPos.y = 0;
_prevCursorPos.x = 0;
_prevCursorPos.y = 0;
_cursorMovedByKeyboard = false;
_cheatCodeIndex = 0;
}
@ -105,6 +107,7 @@ void Input::processEvent(Common::Event event) {
handleKey(event.kbd.keycode, MOUSE_NONE, false);
break;
case Common::EVENT_MOUSEMOVE:
_cursorMovedByKeyboard = false;
_cursorPos.x = event.mouse.x;
_cursorPos.y = event.mouse.y;
break;
@ -172,6 +175,22 @@ InputEvent& Input::setInputEvent(uint evt, uint bitMask) {
}
void Input::handleKey(Common::KeyCode key, int mouseButton, bool down) {
switch (key) {
case Common::KEYCODE_UP:
moveCursorByKeyboard(0, -4);
break;
case Common::KEYCODE_DOWN:
moveCursorByKeyboard(0, 4);
break;
case Common::KEYCODE_RIGHT:
moveCursorByKeyboard(4, 0);
break;
case Common::KEYCODE_LEFT:
moveCursorByKeyboard(-4, 0);
break;
default:
break;
}
for (uint i = 0; i < kEventMax; ++i) {
_newKeys |= _inputEvents[i].handle(key, mouseButton, down);
}
@ -221,6 +240,12 @@ void Input::discardButtons(uint bitMask) {
_buttonStates &= ~bitMask;
}
void Input::moveCursorByKeyboard(int deltaX, int deltaY) {
_cursorMovedByKeyboard = true;
_cursorPos.x = CLIP(_cursorPos.x + deltaX, 0, g_system->getWidth() - 1);
_cursorPos.y = CLIP(_cursorPos.y + deltaY, 0, g_system->getHeight() - 1);
}
bool Input::isCheatModeActive() {
return _cheatCodeIndex == 7;
}

3
engines/illusions/input.h
View File

@ -90,6 +90,7 @@ public:
void setCursorPosition(Common::Point mousePos);
Common::Point getCursorDelta();
InputEvent& setInputEvent(uint evt, uint bitMask);
bool isCursorMovedByKeyboard() const { return _cursorMovedByKeyboard; }
bool isCheatModeActive();
protected:
uint _cheatCodeIndex;
@ -98,12 +99,14 @@ protected:
uint _newKeys;
Common::Point _cursorPos, _prevCursorPos;
InputEvent _inputEvents[kEventMax];
bool _cursorMovedByKeyboard;
void handleKey(Common::KeyCode key, int mouseButton, bool down);
void handleMouseButton(int mouseButton, bool down);
void discardButtons(uint bitMask);
bool lookButtonStates(uint bitMask);
bool lookNewButtons(uint bitMask);
void setButtonState(uint bitMask);
void moveCursorByKeyboard(int deltaX, int deltaY);
};
} // End of namespace Illusions