mirror of
https://github.com/wiiu-env/libgui.git
synced 2024-12-26 16:21:49 +01:00
81 lines
2.4 KiB
C++
81 lines
2.4 KiB
C++
/****************************************************************************
|
|
* Copyright (C) 2016 Maschell
|
|
* based on GuiButton by dimok
|
|
*
|
|
* This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation, either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
****************************************************************************/
|
|
#include <gui/GuiController.h>
|
|
#include <gui/GuiDragListener.h>
|
|
|
|
/**
|
|
* Constructor for the GuiDragListener class.
|
|
*/
|
|
|
|
GuiDragListener::GuiDragListener(float w, float h) {
|
|
width = w;
|
|
height = h;
|
|
for (int32_t i = 0; i < iMaxGuiTriggers; i++) {
|
|
trigger[i] = NULL;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Destructor for the GuiDragListener class.
|
|
*/
|
|
GuiDragListener::~GuiDragListener() {
|
|
}
|
|
|
|
void GuiDragListener::setState(int32_t i, int32_t c) {
|
|
GuiElement::setState(i, c);
|
|
}
|
|
|
|
void GuiDragListener::setTrigger(GuiTrigger *t, int32_t idx) {
|
|
if (idx >= 0 && idx < iMaxGuiTriggers) {
|
|
trigger[idx] = t;
|
|
} else {
|
|
for (int32_t i = 0; i < iMaxGuiTriggers; i++) {
|
|
if (!trigger[i]) {
|
|
trigger[i] = t;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void GuiDragListener::update(GuiController *c) {
|
|
if (!c || isStateSet(STATE_DISABLED | STATE_HIDDEN | STATE_DISABLE_INPUT, c->chanIdx)) {
|
|
return;
|
|
} else if (parentElement && (parentElement->isStateSet(STATE_DISABLED | STATE_HIDDEN | STATE_DISABLE_INPUT, c->chanIdx))) {
|
|
return;
|
|
}
|
|
|
|
for (int32_t i = 0; i < iMaxGuiTriggers; i++) {
|
|
if (!trigger[i]) {
|
|
continue;
|
|
}
|
|
|
|
bool isHeld = trigger[i]->held(c);
|
|
|
|
|
|
if (isHeld && this->isInside(c->data.x, c->data.y)) {
|
|
int32_t dx = c->data.x - c->lastData.x;
|
|
int32_t dy = c->data.y - c->lastData.y;
|
|
|
|
if (dx == 0 && dy == 0) { continue; }
|
|
|
|
dragged(this, c, trigger[i], dx, dy);
|
|
}
|
|
}
|
|
}
|