mirror of
https://gitea.wildfiregames.com/0ad/0ad
synced 2026-06-17 13:53:57 -07:00
c016a74309
Patch by vladislavbelov, based on a patch by dpiquet. Fixes #4039. Differential Revision: https://code.wildfiregames.com/D325 This was SVN commit r19479.
141 lines
3.8 KiB
C++
141 lines
3.8 KiB
C++
/* Copyright (C) 2017 Wildfire Games.
|
|
* This file is part of 0 A.D.
|
|
*
|
|
* 0 A.D. 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 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* 0 A.D. 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 0 A.D. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include "precompiled.h"
|
|
#include "CSlider.h"
|
|
#include "GUI.h"
|
|
#include "lib/ogl.h"
|
|
#include "ps/CLogger.h"
|
|
|
|
|
|
CSlider::CSlider()
|
|
: m_IsPressed(false), m_ButtonSide(0)
|
|
{
|
|
AddSetting(GUIST_float, "value");
|
|
AddSetting(GUIST_float, "min_value");
|
|
AddSetting(GUIST_float, "max_value");
|
|
AddSetting(GUIST_int, "cell_id");
|
|
AddSetting(GUIST_CGUISpriteInstance, "sprite");
|
|
AddSetting(GUIST_CGUISpriteInstance, "sprite_bar");
|
|
AddSetting(GUIST_float, "button_width");
|
|
|
|
GUI<float>::GetSetting(this, "value", m_Value);
|
|
GUI<float>::GetSetting(this, "min_value", m_MinValue);
|
|
GUI<float>::GetSetting(this, "max_value", m_MaxValue);
|
|
GUI<float>::GetSetting(this, "button_width", m_ButtonSide);
|
|
m_Value = Clamp(m_Value, m_MinValue, m_MaxValue);
|
|
}
|
|
|
|
CSlider::~CSlider()
|
|
{
|
|
}
|
|
|
|
void CSlider::HandleMessage(SGUIMessage& Message)
|
|
{
|
|
switch (Message.type)
|
|
{
|
|
case GUIM_SETTINGS_UPDATED:
|
|
{
|
|
GUI<float>::GetSetting(this, "value", m_Value);
|
|
GUI<float>::GetSetting(this, "min_value", m_MinValue);
|
|
GUI<float>::GetSetting(this, "max_value", m_MaxValue);
|
|
GUI<float>::GetSetting(this, "button_width", m_ButtonSide);
|
|
m_Value = Clamp(m_Value, m_MinValue, m_MaxValue);
|
|
break;
|
|
}
|
|
case GUIM_MOUSE_WHEEL_DOWN:
|
|
{
|
|
if (m_IsPressed)
|
|
break;
|
|
m_Value = std::max(m_Value - 0.01f, m_MinValue);
|
|
UpdateValue();
|
|
break;
|
|
}
|
|
case GUIM_MOUSE_WHEEL_UP:
|
|
{
|
|
if (m_IsPressed)
|
|
break;
|
|
m_Value = std::min(m_Value + 0.01f, m_MaxValue);
|
|
UpdateValue();
|
|
break;
|
|
}
|
|
case GUIM_MOUSE_PRESS_LEFT:
|
|
{
|
|
if (GetButtonRect().PointInside(GetMousePos()))
|
|
{
|
|
m_Mouse = GetMousePos();
|
|
m_IsPressed = true;
|
|
}
|
|
break;
|
|
}
|
|
case GUIM_MOUSE_RELEASE_LEFT:
|
|
{
|
|
m_IsPressed = false;
|
|
break;
|
|
}
|
|
case GUIM_MOUSE_MOTION:
|
|
{
|
|
if (!MouseOver())
|
|
m_IsPressed = false;
|
|
if (m_IsPressed)
|
|
{
|
|
float ratio = (m_MaxValue - m_MinValue) / (m_CachedActualSize.GetWidth() - m_ButtonSide);
|
|
float difference = float(GetMousePos().x - m_Mouse.x) * ratio;
|
|
m_Mouse = GetMousePos();
|
|
m_Value = Clamp(m_Value + difference, m_MinValue, m_MaxValue);
|
|
UpdateValue();
|
|
}
|
|
break;
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
void CSlider::Draw()
|
|
{
|
|
if (!GetGUI())
|
|
return;
|
|
|
|
CGUISpriteInstance* sprite;
|
|
CGUISpriteInstance* sprite_button;
|
|
int cell_id;
|
|
GUI<CGUISpriteInstance>::GetSettingPointer(this, "sprite_bar", sprite);
|
|
GUI<CGUISpriteInstance>::GetSettingPointer(this, "sprite", sprite_button);
|
|
GUI<int>::GetSetting(this, "cell_id", cell_id);
|
|
|
|
CRect slider_line(m_CachedActualSize);
|
|
slider_line.left += m_ButtonSide / 2.0f;
|
|
slider_line.right -= m_ButtonSide / 2.0f;
|
|
float bz = GetBufferedZ();
|
|
GetGUI()->DrawSprite(*sprite, cell_id, bz, slider_line);
|
|
GetGUI()->DrawSprite(*sprite_button, cell_id, bz, GetButtonRect());
|
|
}
|
|
|
|
void CSlider::UpdateValue()
|
|
{
|
|
GUI<float>::SetSetting(this, "value", m_Value);
|
|
ScriptEvent("valuechange");
|
|
}
|
|
|
|
CRect CSlider::GetButtonRect()
|
|
{
|
|
float ratio = m_MaxValue > m_MinValue ? (m_Value - m_MinValue) / (m_MaxValue - m_MinValue) : 0.0f;
|
|
float x = m_CachedActualSize.left + ratio * (m_CachedActualSize.GetWidth() - m_ButtonSide);
|
|
float y = m_CachedActualSize.top + (m_CachedActualSize.GetHeight() - m_ButtonSide) / 2.0;
|
|
return CRect(x, y, x + m_ButtonSide, y + m_ButtonSide);
|
|
}
|