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Avoid warning and make local variable lower-case.
git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@6000 dfc29bdd-3216-0410-991c-e03cc46cb475
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cutealien
346
source/Irrlicht/CGUISpinBox.cpp
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346
source/Irrlicht/CGUISpinBox.cpp
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// Copyright (C) 2006-2012 Michael Zeilfelder
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// This file uses the licence of the Irrlicht Engine.
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#include "CGUISpinBox.h"
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#ifdef _IRR_COMPILE_WITH_GUI_
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#include "CGUIEditBox.h"
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#include "CGUIButton.h"
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#include "IGUIEnvironment.h"
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#include "IEventReceiver.h"
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#include "fast_atof.h"
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#include <wchar.h>
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namespace irr
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{
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namespace gui
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{
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//! constructor
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CGUISpinBox::CGUISpinBox(const wchar_t* text, bool border,IGUIEnvironment* environment,
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IGUIElement* parent, s32 id, const core::rect<s32>& rectangle)
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: IGUISpinBox(environment, parent, id, rectangle),
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EditBox(0), ButtonSpinUp(0), ButtonSpinDown(0), StepSize(1.f),
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RangeMin(-FLT_MAX), RangeMax(FLT_MAX), FormatString(L"%f"),
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DecimalPlaces(-1), ValidateOn(EGUI_SBV_ENTER|EGUI_SBV_LOSE_FOCUS)
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{
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#ifdef _DEBUG
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setDebugName("CGUISpinBox");
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#endif
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CurrentIconColor = video::SColor(255,255,255,255);
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s32 ButtonWidth = 16;
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ButtonSpinDown = Environment->addButton(
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core::rect<s32>(rectangle.getWidth() - ButtonWidth, rectangle.getHeight()/2 +1,
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rectangle.getWidth(), rectangle.getHeight()), this);
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ButtonSpinDown->grab();
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ButtonSpinDown->setSubElement(true);
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ButtonSpinDown->setTabStop(false);
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ButtonSpinDown->setAlignment(EGUIA_LOWERRIGHT, EGUIA_LOWERRIGHT, EGUIA_CENTER, EGUIA_LOWERRIGHT);
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ButtonSpinUp = Environment->addButton(
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core::rect<s32>(rectangle.getWidth() - ButtonWidth, 0,
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rectangle.getWidth(), rectangle.getHeight()/2), this);
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ButtonSpinUp->grab();
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ButtonSpinUp->setSubElement(true);
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ButtonSpinUp->setTabStop(false);
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ButtonSpinUp->setAlignment(EGUIA_LOWERRIGHT, EGUIA_LOWERRIGHT, EGUIA_UPPERLEFT, EGUIA_CENTER);
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const core::rect<s32> rectEdit(0, 0, rectangle.getWidth() - ButtonWidth - 1, rectangle.getHeight());
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EditBox = Environment->addEditBox(text, rectEdit, border, this, -1);
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EditBox->grab();
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EditBox->setSubElement(true);
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EditBox->setAlignment(EGUIA_UPPERLEFT, EGUIA_LOWERRIGHT, EGUIA_UPPERLEFT, EGUIA_LOWERRIGHT);
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refreshSprites();
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}
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//! destructor
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CGUISpinBox::~CGUISpinBox()
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{
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if (ButtonSpinUp)
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ButtonSpinUp->drop();
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if (ButtonSpinDown)
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ButtonSpinDown->drop();
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if (EditBox)
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EditBox->drop();
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}
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void CGUISpinBox::refreshSprites()
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{
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IGUISpriteBank *sb = 0;
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if (Environment && Environment->getSkin())
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{
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sb = Environment->getSkin()->getSpriteBank();
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}
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if (sb)
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{
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IGUISkin * skin = Environment->getSkin();
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CurrentIconColor = skin->getColor(isEnabled() ? EGDC_WINDOW_SYMBOL : EGDC_GRAY_WINDOW_SYMBOL);
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ButtonSpinDown->setSpriteBank(sb);
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ButtonSpinDown->setSprite(EGBS_BUTTON_UP, skin->getIcon(EGDI_SMALL_CURSOR_DOWN), CurrentIconColor);
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ButtonSpinDown->setSprite(EGBS_BUTTON_DOWN, skin->getIcon(EGDI_SMALL_CURSOR_DOWN), CurrentIconColor);
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ButtonSpinUp->setSpriteBank(sb);
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ButtonSpinUp->setSprite(EGBS_BUTTON_UP, skin->getIcon(EGDI_SMALL_CURSOR_UP), CurrentIconColor);
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ButtonSpinUp->setSprite(EGBS_BUTTON_DOWN, skin->getIcon(EGDI_SMALL_CURSOR_UP), CurrentIconColor);
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}
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else
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{
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ButtonSpinDown->setText(L"-");
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ButtonSpinUp->setText(L"+");
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}
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}
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IGUIEditBox* CGUISpinBox::getEditBox() const
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{
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return EditBox;
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}
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void CGUISpinBox::setValue(f32 val)
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{
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wchar_t str[100];
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swprintf_irr(str, 99, FormatString.c_str(), val);
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EditBox->setText(str);
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verifyValueRange();
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}
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f32 CGUISpinBox::getValue() const
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{
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const wchar_t* val = EditBox->getText();
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if ( !val )
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return 0.f;
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core::stringc tmp(val);
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return core::fast_atof(tmp.c_str());
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}
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void CGUISpinBox::setRange(f32 min, f32 max)
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{
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if (max<min)
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core::swap(min, max);
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RangeMin = min;
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RangeMax = max;
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// we have to round the range - otherwise we can get into an infinte setValue/verifyValueRange cycle.
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wchar_t str[100];
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swprintf_irr(str, 99, FormatString.c_str(), RangeMin);
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RangeMin = core::fast_atof(core::stringc(str).c_str());
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swprintf_irr(str, 99, FormatString.c_str(), RangeMax);
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RangeMax = core::fast_atof(core::stringc(str).c_str());
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verifyValueRange();
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}
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f32 CGUISpinBox::getMin() const
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{
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return RangeMin;
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}
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f32 CGUISpinBox::getMax() const
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{
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return RangeMax;
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}
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f32 CGUISpinBox::getStepSize() const
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{
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return StepSize;
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}
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void CGUISpinBox::setStepSize(f32 step)
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{
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StepSize = step;
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}
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//! Sets the number of decimal places to display.
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void CGUISpinBox::setDecimalPlaces(s32 places)
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{
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DecimalPlaces = places;
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if (places == -1)
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FormatString = "%f";
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else
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{
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FormatString = "%.";
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FormatString += places;
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FormatString += "f";
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}
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setRange( RangeMin, RangeMax );
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setValue(getValue());
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}
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//! Sets when the spinbox has to validate entered text.
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void CGUISpinBox::setValidateOn(u32 validateOn)
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{
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ValidateOn = validateOn;
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}
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//! Gets when the spinbox has to validate entered text.
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u32 CGUISpinBox::getValidateOn() const
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{
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return ValidateOn;
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}
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bool CGUISpinBox::OnEvent(const SEvent& event)
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{
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if (IsEnabled)
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{
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bool changeEvent = false;
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bool eatEvent = false;
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switch(event.EventType)
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{
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case EET_MOUSE_INPUT_EVENT:
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switch(event.MouseInput.Event)
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{
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case EMIE_MOUSE_WHEEL:
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{
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f32 val = getValue() + (StepSize * (event.MouseInput.Wheel < 0 ? -1.f : 1.f));
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setValue(val);
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changeEvent = true;
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eatEvent = true;
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}
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break;
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default:
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break;
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}
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break;
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case EET_GUI_EVENT:
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if (event.GUIEvent.EventType == EGET_BUTTON_CLICKED)
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{
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if (event.GUIEvent.Caller == ButtonSpinUp)
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{
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f32 val = getValue();
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val += StepSize;
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setValue(val);
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changeEvent = true;
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}
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else if ( event.GUIEvent.Caller == ButtonSpinDown)
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{
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f32 val = getValue();
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val -= StepSize;
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setValue(val);
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changeEvent = true;
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}
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}
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if (event.GUIEvent.Caller == EditBox)
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{
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if ( (event.GUIEvent.EventType == EGET_EDITBOX_CHANGED && ValidateOn & EGUI_SBV_CHANGE)
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|| (event.GUIEvent.EventType == EGET_EDITBOX_ENTER && ValidateOn & EGUI_SBV_ENTER)
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|| (event.GUIEvent.EventType == EGET_ELEMENT_FOCUS_LOST && ValidateOn & EGUI_SBV_LOSE_FOCUS)
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)
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{
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verifyValueRange();
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changeEvent = true;
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}
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}
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break;
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default:
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break;
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}
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if ( changeEvent )
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{
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SEvent e;
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e.EventType = EET_GUI_EVENT;
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e.GUIEvent.Caller = this;
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e.GUIEvent.Element = 0;
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e.GUIEvent.EventType = EGET_SPINBOX_CHANGED;
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if ( Parent )
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Parent->OnEvent(e);
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if ( eatEvent )
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return true;
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}
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}
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return IGUIElement::OnEvent(event);
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}
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void CGUISpinBox::draw()
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{
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if ( !isVisible() )
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return;
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IGUISkin* skin = Environment->getSkin();
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if (!skin)
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return;
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video::SColor iconColor = skin->getColor(isEnabled() ? EGDC_WINDOW_SYMBOL : EGDC_GRAY_WINDOW_SYMBOL);
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if ( iconColor != CurrentIconColor )
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{
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refreshSprites();
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}
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IGUISpinBox::draw();
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}
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void CGUISpinBox::verifyValueRange()
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{
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f32 val = getValue();
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if ( val+core::ROUNDING_ERROR_f32 < RangeMin )
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val = RangeMin;
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else if ( val-core::ROUNDING_ERROR_f32 > RangeMax )
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val = RangeMax;
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else
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return;
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setValue(val);
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}
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//! Sets the new caption of the element
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void CGUISpinBox::setText(const wchar_t* text)
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{
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EditBox->setText(text);
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setValue(getValue());
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verifyValueRange();
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}
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//! Returns caption of this element.
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const wchar_t* CGUISpinBox::getText() const
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{
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return EditBox->getText();
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}
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//! Writes attributes of the element.
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void CGUISpinBox::serializeAttributes(io::IAttributes* out, io::SAttributeReadWriteOptions* options) const
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{
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IGUIElement::serializeAttributes(out, options);
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out->addFloat("Min", getMin());
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out->addFloat("Max", getMax());
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out->addFloat("Step", getStepSize());
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out->addInt("DecimalPlaces", DecimalPlaces);
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out->addInt("ValidateOn", (s32)ValidateOn);
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}
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//! Reads attributes of the element
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void CGUISpinBox::deserializeAttributes(io::IAttributes* in, io::SAttributeReadWriteOptions* options)
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{
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IGUIElement::deserializeAttributes(in, options);
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setRange(in->getAttributeAsFloat("Min", RangeMin), in->getAttributeAsFloat("Max", RangeMax));
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setStepSize(in->getAttributeAsFloat("Step", StepSize));
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setDecimalPlaces(in->getAttributeAsInt("DecimalPlaces", DecimalPlaces));
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setValidateOn((u32)in->getAttributeAsInt("ValidateOn", (s32)ValidateOn) );
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}
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} // end namespace gui
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} // end namespace irr
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#endif // _IRR_COMPILE_WITH_GUI_
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