diff options
Diffstat (limited to 'src/ui/slider.cpp')
-rw-r--r-- | src/ui/slider.cpp | 1160 |
1 files changed, 580 insertions, 580 deletions
diff --git a/src/ui/slider.cpp b/src/ui/slider.cpp index d332ff4..be8af18 100644 --- a/src/ui/slider.cpp +++ b/src/ui/slider.cpp @@ -1,580 +1,580 @@ -// * This file is part of the COLOBOT source code
-// * Copyright (C) 2001-2008, Daniel ROUX & EPSITEC SA, www.epsitec.ch
-// *
-// * 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/.
-
-// slider.cpp
-
-
-#include <windows.h>
-#include <stdio.h>
-#include <d3d.h>
-
-#include "common/struct.h"
-#include "old/d3dengine.h"
-#include "old/math3d.h"
-#include "common/event.h"
-#include "common/misc.h"
-#include "common/iman.h"
-#include "old/text.h"
-#include "ui/button.h"
-#include "ui/slider.h"
-
-
-
-const float CURSOR_WIDTH = (10.0f/640.0f);
-const float HOLE_WIDTH = (5.0f/480.0f);
-
-
-
-
-// Object's constructor.
-
-CSlider::CSlider(CInstanceManager* iMan) : CControl(iMan)
-{
- m_buttonLeft = 0;
- m_buttonRight = 0;
-
- m_min = 0.0f;
- m_max = 1.0f;
- m_visibleValue = 0.0f;
- m_step = 0.0f;
-
- m_marginButton = 0.0f;
- m_bHoriz = false;
-
- m_eventUp = EVENT_NULL;
- m_eventDown = EVENT_NULL;
-
- m_bCapture = false;
-}
-
-// Object's destructor.
-
-CSlider::~CSlider()
-{
- delete m_buttonLeft;
- delete m_buttonRight;
-}
-
-
-// Creates a new button.
-
-bool CSlider::Create(Math::Point pos, Math::Point dim, int icon, EventMsg eventMsg)
-{
- if ( eventMsg == EVENT_NULL ) eventMsg = GetUniqueEventMsg();
- CControl::Create(pos, dim, icon, eventMsg);
-
- MoveAdjust();
- return true;
-}
-
-
-void CSlider::SetPos(Math::Point pos)
-{
- CControl::SetPos(pos);
- MoveAdjust();
-}
-
-void CSlider::SetDim(Math::Point dim)
-{
- CControl::SetDim(dim);
- MoveAdjust();
-}
-
-void CSlider::MoveAdjust()
-{
- Math::Point pos, dim;
-
- m_bHoriz = ( m_dim.x > m_dim.y );
-
- if ( ( m_bHoriz && m_dim.x < m_dim.y*4.0f) ||
- (!m_bHoriz && m_dim.y < m_dim.x*4.0f) ) // very short slider?
- {
- delete m_buttonLeft;
- m_buttonLeft = 0;
-
- delete m_buttonRight;
- m_buttonRight = 0;
-
- m_marginButton = 0.0f;
- }
- else
- {
-#if 1
- if ( m_buttonLeft == 0 )
- {
- m_buttonLeft = new CButton(m_iMan);
- m_buttonLeft->Create(Math::Point(0.0f, 0.0f), Math::Point(0.0f, 0.0f), m_bHoriz?55:49, EVENT_NULL); // </^
- m_buttonLeft->SetRepeat(true);
- if ( m_state & STATE_SHADOW ) m_buttonLeft->SetState(STATE_SHADOW);
- m_eventUp = m_buttonLeft->RetEventMsg();
- }
-
- if ( m_buttonRight == 0 )
- {
- m_buttonRight = new CButton(m_iMan);
- m_buttonRight->Create(Math::Point(0.0f, 0.0f), Math::Point(0.0f, 0.0f), m_bHoriz?48:50, EVENT_NULL); // >/v
- m_buttonRight->SetRepeat(true);
- if ( m_state & STATE_SHADOW ) m_buttonRight->SetState(STATE_SHADOW);
- m_eventDown = m_buttonRight->RetEventMsg();
- }
-
- m_marginButton = m_bHoriz?(m_dim.y*0.75f):(m_dim.x/0.75f);
-#endif
- }
-
- if ( m_buttonLeft != 0 )
- {
- if ( m_bHoriz )
- {
- pos.x = m_pos.x;
- pos.y = m_pos.y;
- dim.x = m_dim.y*0.75f;
- dim.y = m_dim.y;
- }
- else
- {
- pos.x = m_pos.x;
- pos.y = m_pos.y+m_dim.y-m_dim.x/0.75f;
- dim.x = m_dim.x;
- dim.y = m_dim.x/0.75f;
- }
- m_buttonLeft->SetPos(pos);
- m_buttonLeft->SetDim(dim);
- }
-
- if ( m_buttonRight != 0 )
- {
- if ( m_bHoriz )
- {
- pos.x = m_pos.x+m_dim.x-m_dim.y*0.75f;
- pos.y = m_pos.y;
- dim.x = m_dim.y*0.75f;
- dim.y = m_dim.y;
- }
- else
- {
- pos.x = m_pos.x;
- pos.y = m_pos.y;
- dim.x = m_dim.x;
- dim.y = m_dim.x/0.75f;
- }
- m_buttonRight->SetPos(pos);
- m_buttonRight->SetDim(dim);
- }
-
- AdjustGlint();
-}
-
-// Adjusts the position of reflection.
-
-void CSlider::AdjustGlint()
-{
- Math::Point ref;
- float w;
-
- if ( m_bHoriz )
- {
- w = m_dim.x-m_marginButton*0.75f;
- ref.x = m_pos.x+m_marginButton;
- ref.x += (w-CURSOR_WIDTH)*m_visibleValue;
- ref.y = m_pos.y+m_dim.y;
- }
- else
- {
- w = m_dim.y-m_marginButton*2.0f;
- ref.y = m_pos.y+m_marginButton+CURSOR_WIDTH;
- ref.y += (w-CURSOR_WIDTH)*m_visibleValue;
- ref.x = m_pos.x;
- }
-
- GlintCreate(ref);
-}
-
-
-bool CSlider::SetState(int state, bool bState)
-{
- if ( (state & STATE_ENABLE) ||
- (state & STATE_SHADOW) )
- {
- if ( m_buttonLeft != 0 ) m_buttonLeft->SetState(state, bState);
- if ( m_buttonRight != 0 ) m_buttonRight->SetState(state, bState);
- }
-
- return CControl::SetState(state, bState);
-}
-
-bool CSlider::SetState(int state)
-{
- if ( (state & STATE_ENABLE) ||
- (state & STATE_SHADOW) )
- {
- if ( m_buttonLeft != 0 ) m_buttonLeft->SetState(state);
- if ( m_buttonRight != 0 ) m_buttonRight->SetState(state);
- }
-
- return CControl::SetState(state);
-}
-
-bool CSlider::ClearState(int state)
-{
- if ( (state & STATE_ENABLE) ||
- (state & STATE_SHADOW) )
- {
- if ( m_buttonLeft != 0 ) m_buttonLeft->ClearState(state);
- if ( m_buttonRight != 0 ) m_buttonRight->ClearState(state);
- }
-
- return CControl::ClearState(state);
-}
-
-
-// Management of an event.
-
-bool CSlider::EventProcess(const Event &event)
-{
- Math::Point pos, dim;
- float value;
-
- if ( (m_state & STATE_VISIBLE) == 0 ) return true;
-
- CControl::EventProcess(event);
-
- if ( m_buttonLeft != 0 && !m_bCapture )
- {
- if ( !m_buttonLeft->EventProcess(event) ) return false;
- }
- if ( m_buttonRight != 0 && !m_bCapture )
- {
- if ( !m_buttonRight->EventProcess(event) ) return false;
- }
-
- if ( event.event == m_eventUp && m_step > 0.0f )
- {
- m_visibleValue -= m_bHoriz?m_step:-m_step;
- if ( m_visibleValue < 0.0f ) m_visibleValue = 0.0f;
- if ( m_visibleValue > 1.0f ) m_visibleValue = 1.0f;
- AdjustGlint();
-
- Event newEvent = event;
- newEvent.event = m_eventMsg;
- m_event->AddEvent(newEvent);
- }
-
- if ( event.event == m_eventDown && m_step > 0.0f )
- {
- m_visibleValue += m_bHoriz?m_step:-m_step;
- if ( m_visibleValue < 0.0f ) m_visibleValue = 0.0f;
- if ( m_visibleValue > 1.0f ) m_visibleValue = 1.0f;
- AdjustGlint();
-
- Event newEvent = event;
- newEvent.event = m_eventMsg;
- m_event->AddEvent(newEvent);
- }
-
- if ( event.event == EVENT_LBUTTONDOWN &&
- (m_state & STATE_VISIBLE) &&
- (m_state & STATE_ENABLE) )
- {
- if ( CControl::Detect(event.pos) )
- {
- if ( m_bHoriz )
- {
- pos.x = m_pos.x+m_marginButton;
- dim.x = m_dim.x-m_marginButton*2.0f;
- value = (event.pos.x-pos.x-CURSOR_WIDTH/2.0f);
- value /= (dim.x-CURSOR_WIDTH);
- }
- else
- {
- pos.y = m_pos.y+m_marginButton;
- dim.y = m_dim.y-m_marginButton*2.0f;
- value = (event.pos.y-pos.y-CURSOR_WIDTH/2.0f);
- value /= (dim.y-CURSOR_WIDTH);
- }
- if ( value < 0.0f ) value = 0.0f;
- if ( value > 1.0f ) value = 1.0f;
- m_visibleValue = value;
- AdjustGlint();
-
- Event newEvent = event;
- newEvent.event = m_eventMsg;
- m_event->AddEvent(newEvent);
-
- m_bCapture = true;
- m_pressPos = event.pos;
- m_pressValue = m_visibleValue;
- }
- }
-
- if ( event.event == EVENT_MOUSEMOVE && m_bCapture )
- {
- if ( m_bHoriz )
- {
- pos.x = m_pos.x+m_marginButton;
- dim.x = m_dim.x-m_marginButton*2.0f;
- value = (event.pos.x-pos.x-CURSOR_WIDTH/2.0f);
- value /= (dim.x-CURSOR_WIDTH);
- }
- else
- {
- pos.y = m_pos.y+m_marginButton;
- dim.y = m_dim.y-m_marginButton*2.0f;
- value = (event.pos.y-pos.y-CURSOR_WIDTH/2.0f);
- value /= (dim.y-CURSOR_WIDTH);
- }
- if ( value < 0.0f ) value = 0.0f;
- if ( value > 1.0f ) value = 1.0f;
-
- if ( value != m_visibleValue )
- {
- m_visibleValue = value;
- AdjustGlint();
-
- Event newEvent = event;
- newEvent.event = m_eventMsg;
- m_event->AddEvent(newEvent);
- }
- }
-
- if ( event.event == EVENT_LBUTTONUP && m_bCapture )
- {
- m_bCapture = false;
- }
-
- if ( event.event == EVENT_KEYDOWN &&
- event.param == VK_WHEELUP &&
- Detect(event.pos) &&
- m_buttonLeft != 0 )
- {
- Event newEvent = event;
- newEvent.event = m_buttonLeft->RetEventMsg();
- m_event->AddEvent(newEvent);
- }
- if ( event.event == EVENT_KEYDOWN &&
- event.param == VK_WHEELDOWN &&
- Detect(event.pos) &&
- m_buttonRight != 0 )
- {
- Event newEvent = event;
- newEvent.event = m_buttonRight->RetEventMsg();
- m_event->AddEvent(newEvent);
- }
-
- return true;
-}
-
-
-// Draws button.
-
-void CSlider::Draw()
-{
- Math::Point pos, dim, ppos, ddim, spos;
- int icon;
- float h;
- char text[100];
-
- if ( (m_state & STATE_VISIBLE) == 0 ) return;
-
- if ( m_buttonLeft != 0 )
- {
- m_buttonLeft->Draw();
- }
-
- if ( m_bHoriz )
- {
- pos.x = m_pos.x+m_marginButton;
- pos.y = m_pos.y;
- dim.x = m_dim.x-m_marginButton*2.0f;
- dim.y = m_dim.y;
- }
- else
- {
- pos.x = m_pos.x;
- pos.y = m_pos.y+m_marginButton;
- dim.x = m_dim.x;
- dim.y = m_dim.y-m_marginButton*2.0f;
- }
-
- // Draws the bottom.
- if ( m_bHoriz )
- {
- ppos.x = pos.x + CURSOR_WIDTH/2.0f;
- ppos.y = pos.y + (dim.y-HOLE_WIDTH)/2.0f;
- ddim.x = dim.x - CURSOR_WIDTH;
- ddim.y = HOLE_WIDTH;
- }
- else
- {
- ppos.x = pos.x + (dim.x-HOLE_WIDTH*0.75f)/2.0f;
- ppos.y = pos.y + CURSOR_WIDTH/2.0f;
- ddim.x = HOLE_WIDTH*0.75f;
- ddim.y = dim.y - CURSOR_WIDTH;
- }
-
- if ( m_state & STATE_SHADOW )
- {
- spos = ppos;
- spos.x -= 0.005f*0.75f;
- spos.y += 0.005f;
- DrawShadow(spos, ddim);
- }
-
- if ( m_state & STATE_ENABLE ) icon = 0;
- else icon = 1;
- DrawVertex(ppos, ddim, icon);
-
- // Draws the cabin.
- if ( m_state & STATE_ENABLE )
- {
- if ( m_bHoriz )
- {
- ppos.x = pos.x + (dim.x-CURSOR_WIDTH)*m_visibleValue;
- ppos.y = pos.y;
- ddim.x = CURSOR_WIDTH;
- ddim.y = dim.y;
- }
- else
- {
- ppos.x = pos.x;
- ppos.y = pos.y + (dim.y-CURSOR_WIDTH)*m_visibleValue;
- ddim.x = dim.x;
- ddim.y = CURSOR_WIDTH;
- }
- DrawShadow(ppos, ddim, 0.7f);
- DrawVertex(ppos, ddim, 2);
- }
-
- if ( m_buttonRight != 0 )
- {
- m_buttonRight->Draw();
- }
-
- if ( m_bHoriz )
- {
- sprintf(text, "%d", (int)(m_min+m_visibleValue*(m_max-m_min)));
- h = m_engine->RetText()->RetHeight(m_fontSize, m_fontType);
- pos.x = m_pos.x+m_dim.x+(10.0f/640.0f);
- pos.y = m_pos.y+(m_dim.y-h)/2.0f;
- m_engine->RetText()->DrawText(text, pos, m_dim.x, 1, m_fontSize, m_fontStretch, m_fontType, 0);
- }
- else
- {
- if ( m_state & STATE_VALUE )
- {
- pos.x = m_pos.x+m_dim.x+4.0f/640.0f;
- h = m_dim.y-m_marginButton*2.0f;
- pos.y = m_pos.y+m_marginButton-4.0f/480.0f;
- pos.y += (h-CURSOR_WIDTH)*m_visibleValue;
- dim.x = 50.0f/640.0f;
- dim.y = 16.0f/480.0f;
- sprintf(text, "%d", (int)(m_min+(m_visibleValue*(m_max-m_min))));
- m_engine->RetText()->DrawText(text, pos, dim.x, 1, m_fontSize, m_fontStretch, m_fontType, 0);
- }
- }
-}
-
-// Draws a rectangle.
-
-void CSlider::DrawVertex(Math::Point pos, Math::Point dim, int icon)
-{
- Math::Point uv1, uv2, corner;
- float ex, dp;
-
- if ( icon == 0 )
- {
- m_engine->SetTexture("button2.tga");
- m_engine->SetState(D3DSTATENORMAL);
- uv1.x = 0.0f/256.0f; // yellow rectangle
- uv1.y = 32.0f/256.0f;
- uv2.x = 32.0f/256.0f;
- uv2.y = 64.0f/256.0f;
- corner.x = 2.0f/640.0f;
- corner.y = 2.0f/480.0f;
- ex = 4.0f/256.0f;
- }
- else if ( icon == 1 )
- {
- m_engine->SetTexture("button2.tga");
- m_engine->SetState(D3DSTATENORMAL);
- uv1.x = 128.0f/256.0f; // gray rectangle
- uv1.y = 32.0f/256.0f;
- uv2.x = 160.0f/256.0f;
- uv2.y = 64.0f/256.0f;
- corner.x = 2.0f/640.0f;
- corner.y = 2.0f/480.0f;
- ex = 4.0f/256.0f;
- }
- else
- {
- m_engine->SetTexture("button2.tga");
- m_engine->SetState(D3DSTATENORMAL);
- uv1.x = 224.0f/256.0f; // cursor
- uv1.y = 32.0f/256.0f;
- uv2.x = 256.0f/256.0f;
- uv2.y = 64.0f/256.0f;
- if ( !m_bHoriz )
- {
- uv1.y += 64.0f/256.0f;
- uv2.y += 64.0f/256.0f;
- }
- corner.x = 2.0f/640.0f;
- corner.y = 2.0f/480.0f;
- ex = 4.0f/256.0f;
- }
-
- dp = 0.5f/256.0f;
- uv1.x += dp;
- uv1.y += dp;
- uv2.x -= dp;
- uv2.y -= dp;
-
- DrawIcon(pos, dim, uv1, uv2, corner, ex);
-}
-
-
-void CSlider::SetLimit(float min, float max)
-{
- m_min = min;
- m_max = max;
-}
-
-void CSlider::SetVisibleValue(float value)
-{
- value = (value-m_min)/(m_max-m_min);
- if ( value < 0.0 ) value = 0.0f;
- if ( value > 1.0 ) value = 1.0f;
- m_visibleValue = value;
- AdjustGlint();
-}
-
-float CSlider::RetVisibleValue()
-{
- return m_min+m_visibleValue*(m_max-m_min);
-}
-
-
-void CSlider::SetArrowStep(float step)
-{
- m_step = step/(m_max-m_min);
-}
-
-float CSlider::RetArrowStep()
-{
- return m_step*(m_max-m_min);
-}
-
-
+// * This file is part of the COLOBOT source code +// * Copyright (C) 2001-2008, Daniel ROUX & EPSITEC SA, www.epsitec.ch +// * +// * 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/. + +// slider.cpp + + +#include <windows.h> +#include <stdio.h> +#include <d3d.h> + +#include "common/struct.h" +#include "old/d3dengine.h" +#include "old/math3d.h" +#include "common/event.h" +#include "common/misc.h" +#include "common/iman.h" +#include "old/text.h" +#include "ui/button.h" +#include "ui/slider.h" + + + +const float CURSOR_WIDTH = (10.0f/640.0f); +const float HOLE_WIDTH = (5.0f/480.0f); + + + + +// Object's constructor. + +CSlider::CSlider(CInstanceManager* iMan) : CControl(iMan) +{ + m_buttonLeft = 0; + m_buttonRight = 0; + + m_min = 0.0f; + m_max = 1.0f; + m_visibleValue = 0.0f; + m_step = 0.0f; + + m_marginButton = 0.0f; + m_bHoriz = false; + + m_eventUp = EVENT_NULL; + m_eventDown = EVENT_NULL; + + m_bCapture = false; +} + +// Object's destructor. + +CSlider::~CSlider() +{ + delete m_buttonLeft; + delete m_buttonRight; +} + + +// Creates a new button. + +bool CSlider::Create(Math::Point pos, Math::Point dim, int icon, EventMsg eventMsg) +{ + if ( eventMsg == EVENT_NULL ) eventMsg = GetUniqueEventMsg(); + CControl::Create(pos, dim, icon, eventMsg); + + MoveAdjust(); + return true; +} + + +void CSlider::SetPos(Math::Point pos) +{ + CControl::SetPos(pos); + MoveAdjust(); +} + +void CSlider::SetDim(Math::Point dim) +{ + CControl::SetDim(dim); + MoveAdjust(); +} + +void CSlider::MoveAdjust() +{ + Math::Point pos, dim; + + m_bHoriz = ( m_dim.x > m_dim.y ); + + if ( ( m_bHoriz && m_dim.x < m_dim.y*4.0f) || + (!m_bHoriz && m_dim.y < m_dim.x*4.0f) ) // very short slider? + { + delete m_buttonLeft; + m_buttonLeft = 0; + + delete m_buttonRight; + m_buttonRight = 0; + + m_marginButton = 0.0f; + } + else + { +#if 1 + if ( m_buttonLeft == 0 ) + { + m_buttonLeft = new CButton(m_iMan); + m_buttonLeft->Create(Math::Point(0.0f, 0.0f), Math::Point(0.0f, 0.0f), m_bHoriz?55:49, EVENT_NULL); // </^ + m_buttonLeft->SetRepeat(true); + if ( m_state & STATE_SHADOW ) m_buttonLeft->SetState(STATE_SHADOW); + m_eventUp = m_buttonLeft->RetEventMsg(); + } + + if ( m_buttonRight == 0 ) + { + m_buttonRight = new CButton(m_iMan); + m_buttonRight->Create(Math::Point(0.0f, 0.0f), Math::Point(0.0f, 0.0f), m_bHoriz?48:50, EVENT_NULL); // >/v + m_buttonRight->SetRepeat(true); + if ( m_state & STATE_SHADOW ) m_buttonRight->SetState(STATE_SHADOW); + m_eventDown = m_buttonRight->RetEventMsg(); + } + + m_marginButton = m_bHoriz?(m_dim.y*0.75f):(m_dim.x/0.75f); +#endif + } + + if ( m_buttonLeft != 0 ) + { + if ( m_bHoriz ) + { + pos.x = m_pos.x; + pos.y = m_pos.y; + dim.x = m_dim.y*0.75f; + dim.y = m_dim.y; + } + else + { + pos.x = m_pos.x; + pos.y = m_pos.y+m_dim.y-m_dim.x/0.75f; + dim.x = m_dim.x; + dim.y = m_dim.x/0.75f; + } + m_buttonLeft->SetPos(pos); + m_buttonLeft->SetDim(dim); + } + + if ( m_buttonRight != 0 ) + { + if ( m_bHoriz ) + { + pos.x = m_pos.x+m_dim.x-m_dim.y*0.75f; + pos.y = m_pos.y; + dim.x = m_dim.y*0.75f; + dim.y = m_dim.y; + } + else + { + pos.x = m_pos.x; + pos.y = m_pos.y; + dim.x = m_dim.x; + dim.y = m_dim.x/0.75f; + } + m_buttonRight->SetPos(pos); + m_buttonRight->SetDim(dim); + } + + AdjustGlint(); +} + +// Adjusts the position of reflection. + +void CSlider::AdjustGlint() +{ + Math::Point ref; + float w; + + if ( m_bHoriz ) + { + w = m_dim.x-m_marginButton*0.75f; + ref.x = m_pos.x+m_marginButton; + ref.x += (w-CURSOR_WIDTH)*m_visibleValue; + ref.y = m_pos.y+m_dim.y; + } + else + { + w = m_dim.y-m_marginButton*2.0f; + ref.y = m_pos.y+m_marginButton+CURSOR_WIDTH; + ref.y += (w-CURSOR_WIDTH)*m_visibleValue; + ref.x = m_pos.x; + } + + GlintCreate(ref); +} + + +bool CSlider::SetState(int state, bool bState) +{ + if ( (state & STATE_ENABLE) || + (state & STATE_SHADOW) ) + { + if ( m_buttonLeft != 0 ) m_buttonLeft->SetState(state, bState); + if ( m_buttonRight != 0 ) m_buttonRight->SetState(state, bState); + } + + return CControl::SetState(state, bState); +} + +bool CSlider::SetState(int state) +{ + if ( (state & STATE_ENABLE) || + (state & STATE_SHADOW) ) + { + if ( m_buttonLeft != 0 ) m_buttonLeft->SetState(state); + if ( m_buttonRight != 0 ) m_buttonRight->SetState(state); + } + + return CControl::SetState(state); +} + +bool CSlider::ClearState(int state) +{ + if ( (state & STATE_ENABLE) || + (state & STATE_SHADOW) ) + { + if ( m_buttonLeft != 0 ) m_buttonLeft->ClearState(state); + if ( m_buttonRight != 0 ) m_buttonRight->ClearState(state); + } + + return CControl::ClearState(state); +} + + +// Management of an event. + +bool CSlider::EventProcess(const Event &event) +{ + Math::Point pos, dim; + float value; + + if ( (m_state & STATE_VISIBLE) == 0 ) return true; + + CControl::EventProcess(event); + + if ( m_buttonLeft != 0 && !m_bCapture ) + { + if ( !m_buttonLeft->EventProcess(event) ) return false; + } + if ( m_buttonRight != 0 && !m_bCapture ) + { + if ( !m_buttonRight->EventProcess(event) ) return false; + } + + if ( event.event == m_eventUp && m_step > 0.0f ) + { + m_visibleValue -= m_bHoriz?m_step:-m_step; + if ( m_visibleValue < 0.0f ) m_visibleValue = 0.0f; + if ( m_visibleValue > 1.0f ) m_visibleValue = 1.0f; + AdjustGlint(); + + Event newEvent = event; + newEvent.event = m_eventMsg; + m_event->AddEvent(newEvent); + } + + if ( event.event == m_eventDown && m_step > 0.0f ) + { + m_visibleValue += m_bHoriz?m_step:-m_step; + if ( m_visibleValue < 0.0f ) m_visibleValue = 0.0f; + if ( m_visibleValue > 1.0f ) m_visibleValue = 1.0f; + AdjustGlint(); + + Event newEvent = event; + newEvent.event = m_eventMsg; + m_event->AddEvent(newEvent); + } + + if ( event.event == EVENT_LBUTTONDOWN && + (m_state & STATE_VISIBLE) && + (m_state & STATE_ENABLE) ) + { + if ( CControl::Detect(event.pos) ) + { + if ( m_bHoriz ) + { + pos.x = m_pos.x+m_marginButton; + dim.x = m_dim.x-m_marginButton*2.0f; + value = (event.pos.x-pos.x-CURSOR_WIDTH/2.0f); + value /= (dim.x-CURSOR_WIDTH); + } + else + { + pos.y = m_pos.y+m_marginButton; + dim.y = m_dim.y-m_marginButton*2.0f; + value = (event.pos.y-pos.y-CURSOR_WIDTH/2.0f); + value /= (dim.y-CURSOR_WIDTH); + } + if ( value < 0.0f ) value = 0.0f; + if ( value > 1.0f ) value = 1.0f; + m_visibleValue = value; + AdjustGlint(); + + Event newEvent = event; + newEvent.event = m_eventMsg; + m_event->AddEvent(newEvent); + + m_bCapture = true; + m_pressPos = event.pos; + m_pressValue = m_visibleValue; + } + } + + if ( event.event == EVENT_MOUSEMOVE && m_bCapture ) + { + if ( m_bHoriz ) + { + pos.x = m_pos.x+m_marginButton; + dim.x = m_dim.x-m_marginButton*2.0f; + value = (event.pos.x-pos.x-CURSOR_WIDTH/2.0f); + value /= (dim.x-CURSOR_WIDTH); + } + else + { + pos.y = m_pos.y+m_marginButton; + dim.y = m_dim.y-m_marginButton*2.0f; + value = (event.pos.y-pos.y-CURSOR_WIDTH/2.0f); + value /= (dim.y-CURSOR_WIDTH); + } + if ( value < 0.0f ) value = 0.0f; + if ( value > 1.0f ) value = 1.0f; + + if ( value != m_visibleValue ) + { + m_visibleValue = value; + AdjustGlint(); + + Event newEvent = event; + newEvent.event = m_eventMsg; + m_event->AddEvent(newEvent); + } + } + + if ( event.event == EVENT_LBUTTONUP && m_bCapture ) + { + m_bCapture = false; + } + + if ( event.event == EVENT_KEYDOWN && + event.param == VK_WHEELUP && + Detect(event.pos) && + m_buttonLeft != 0 ) + { + Event newEvent = event; + newEvent.event = m_buttonLeft->RetEventMsg(); + m_event->AddEvent(newEvent); + } + if ( event.event == EVENT_KEYDOWN && + event.param == VK_WHEELDOWN && + Detect(event.pos) && + m_buttonRight != 0 ) + { + Event newEvent = event; + newEvent.event = m_buttonRight->RetEventMsg(); + m_event->AddEvent(newEvent); + } + + return true; +} + + +// Draws button. + +void CSlider::Draw() +{ + Math::Point pos, dim, ppos, ddim, spos; + int icon; + float h; + char text[100]; + + if ( (m_state & STATE_VISIBLE) == 0 ) return; + + if ( m_buttonLeft != 0 ) + { + m_buttonLeft->Draw(); + } + + if ( m_bHoriz ) + { + pos.x = m_pos.x+m_marginButton; + pos.y = m_pos.y; + dim.x = m_dim.x-m_marginButton*2.0f; + dim.y = m_dim.y; + } + else + { + pos.x = m_pos.x; + pos.y = m_pos.y+m_marginButton; + dim.x = m_dim.x; + dim.y = m_dim.y-m_marginButton*2.0f; + } + + // Draws the bottom. + if ( m_bHoriz ) + { + ppos.x = pos.x + CURSOR_WIDTH/2.0f; + ppos.y = pos.y + (dim.y-HOLE_WIDTH)/2.0f; + ddim.x = dim.x - CURSOR_WIDTH; + ddim.y = HOLE_WIDTH; + } + else + { + ppos.x = pos.x + (dim.x-HOLE_WIDTH*0.75f)/2.0f; + ppos.y = pos.y + CURSOR_WIDTH/2.0f; + ddim.x = HOLE_WIDTH*0.75f; + ddim.y = dim.y - CURSOR_WIDTH; + } + + if ( m_state & STATE_SHADOW ) + { + spos = ppos; + spos.x -= 0.005f*0.75f; + spos.y += 0.005f; + DrawShadow(spos, ddim); + } + + if ( m_state & STATE_ENABLE ) icon = 0; + else icon = 1; + DrawVertex(ppos, ddim, icon); + + // Draws the cabin. + if ( m_state & STATE_ENABLE ) + { + if ( m_bHoriz ) + { + ppos.x = pos.x + (dim.x-CURSOR_WIDTH)*m_visibleValue; + ppos.y = pos.y; + ddim.x = CURSOR_WIDTH; + ddim.y = dim.y; + } + else + { + ppos.x = pos.x; + ppos.y = pos.y + (dim.y-CURSOR_WIDTH)*m_visibleValue; + ddim.x = dim.x; + ddim.y = CURSOR_WIDTH; + } + DrawShadow(ppos, ddim, 0.7f); + DrawVertex(ppos, ddim, 2); + } + + if ( m_buttonRight != 0 ) + { + m_buttonRight->Draw(); + } + + if ( m_bHoriz ) + { + sprintf(text, "%d", (int)(m_min+m_visibleValue*(m_max-m_min))); + h = m_engine->RetText()->RetHeight(m_fontSize, m_fontType); + pos.x = m_pos.x+m_dim.x+(10.0f/640.0f); + pos.y = m_pos.y+(m_dim.y-h)/2.0f; + m_engine->RetText()->DrawText(text, pos, m_dim.x, 1, m_fontSize, m_fontStretch, m_fontType, 0); + } + else + { + if ( m_state & STATE_VALUE ) + { + pos.x = m_pos.x+m_dim.x+4.0f/640.0f; + h = m_dim.y-m_marginButton*2.0f; + pos.y = m_pos.y+m_marginButton-4.0f/480.0f; + pos.y += (h-CURSOR_WIDTH)*m_visibleValue; + dim.x = 50.0f/640.0f; + dim.y = 16.0f/480.0f; + sprintf(text, "%d", (int)(m_min+(m_visibleValue*(m_max-m_min)))); + m_engine->RetText()->DrawText(text, pos, dim.x, 1, m_fontSize, m_fontStretch, m_fontType, 0); + } + } +} + +// Draws a rectangle. + +void CSlider::DrawVertex(Math::Point pos, Math::Point dim, int icon) +{ + Math::Point uv1, uv2, corner; + float ex, dp; + + if ( icon == 0 ) + { + m_engine->SetTexture("button2.tga"); + m_engine->SetState(D3DSTATENORMAL); + uv1.x = 0.0f/256.0f; // yellow rectangle + uv1.y = 32.0f/256.0f; + uv2.x = 32.0f/256.0f; + uv2.y = 64.0f/256.0f; + corner.x = 2.0f/640.0f; + corner.y = 2.0f/480.0f; + ex = 4.0f/256.0f; + } + else if ( icon == 1 ) + { + m_engine->SetTexture("button2.tga"); + m_engine->SetState(D3DSTATENORMAL); + uv1.x = 128.0f/256.0f; // gray rectangle + uv1.y = 32.0f/256.0f; + uv2.x = 160.0f/256.0f; + uv2.y = 64.0f/256.0f; + corner.x = 2.0f/640.0f; + corner.y = 2.0f/480.0f; + ex = 4.0f/256.0f; + } + else + { + m_engine->SetTexture("button2.tga"); + m_engine->SetState(D3DSTATENORMAL); + uv1.x = 224.0f/256.0f; // cursor + uv1.y = 32.0f/256.0f; + uv2.x = 256.0f/256.0f; + uv2.y = 64.0f/256.0f; + if ( !m_bHoriz ) + { + uv1.y += 64.0f/256.0f; + uv2.y += 64.0f/256.0f; + } + corner.x = 2.0f/640.0f; + corner.y = 2.0f/480.0f; + ex = 4.0f/256.0f; + } + + dp = 0.5f/256.0f; + uv1.x += dp; + uv1.y += dp; + uv2.x -= dp; + uv2.y -= dp; + + DrawIcon(pos, dim, uv1, uv2, corner, ex); +} + + +void CSlider::SetLimit(float min, float max) +{ + m_min = min; + m_max = max; +} + +void CSlider::SetVisibleValue(float value) +{ + value = (value-m_min)/(m_max-m_min); + if ( value < 0.0 ) value = 0.0f; + if ( value > 1.0 ) value = 1.0f; + m_visibleValue = value; + AdjustGlint(); +} + +float CSlider::RetVisibleValue() +{ + return m_min+m_visibleValue*(m_max-m_min); +} + + +void CSlider::SetArrowStep(float step) +{ + m_step = step/(m_max-m_min); +} + +float CSlider::RetArrowStep() +{ + return m_step*(m_max-m_min); +} + + |