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/* Copyright (C) 2016 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 "GUI.h"
#include "GUIManager.h"
#include "maths/Matrix3D.h"
#include "ps/CLogger.h"
#include "ps/GameSetup/Config.h"
extern int g_xres, g_yres;
template <>
bool __ParseString<bool>(const CStrW& Value, bool& Output)
{
if (Value == L"true")
Output = true;
else if (Value == L"false")
Output = false;
else
return false;
return true;
}
template <>
bool __ParseString<int>(const CStrW& Value, int& Output)
{
Output = Value.ToInt();
return true;
}
template <>
bool __ParseString<u32>(const CStrW& Value, u32& Output)
{
Output = Value.ToUInt();
return true;
}
template <>
bool __ParseString<float>(const CStrW& Value, float& Output)
{
Output = Value.ToFloat();
return true;
}
template <>
bool __ParseString<CRect>(const CStrW& Value, CRect& Output)
{
const unsigned int NUM_COORDS = 4;
float coords[NUM_COORDS];
std::wstringstream stream;
stream.str(Value);
// Parse each coordinate
for (unsigned int i = 0; i < NUM_COORDS; ++i)
{
if (stream.eof())
{
LOGWARNING("Too few CRect parameters (min %i). Your input: '%s'", NUM_COORDS, Value.ToUTF8().c_str());
return false;
}
stream >> coords[i];
if ((stream.rdstate() & std::wstringstream::failbit) != 0)
{
LOGWARNING("Unable to parse CRect parameters. Your input: '%s'", Value.ToUTF8().c_str());
return false;
}
}
if (!stream.eof())
{
LOGWARNING("Too many CRect parameters (max %i). Your input: '%s'", NUM_COORDS, Value.ToUTF8().c_str());
return false;
}
// Finally the rectangle values
Output = CRect(coords[0], coords[1], coords[2], coords[3]);
return true;
}
template <>
bool __ParseString<CClientArea>(const CStrW& Value, CClientArea& Output)
{
return Output.SetClientArea(Value.ToUTF8());
}
template <>
bool GUI<int>::ParseColor(const CStrW& Value, CColor& Output, int DefaultAlpha)
{
// First, check our database in g_GUI for pre-defined colors
// If we find anything, we'll ignore DefaultAlpha
// If it fails, it won't do anything with Output
if (g_GUI->GetPreDefinedColor(Value.ToUTF8(), Output))
return true;
return Output.ParseString(Value.ToUTF8(), DefaultAlpha);
}
template <>
bool __ParseString<CColor>(const CStrW& Value, CColor& Output)
{
// First, check our database in g_GUI for pre-defined colors
// If it fails, it won't do anything with Output
if (g_GUI->GetPreDefinedColor(Value.ToUTF8(), Output))
return true;
return Output.ParseString(Value.ToUTF8());
}
template <>
bool __ParseString<CSize>(const CStrW& Value, CSize& Output)
{
const unsigned int NUM_COORDS = 2;
float coords[NUM_COORDS];
std::wstringstream stream;
stream.str(Value);
// Parse each coordinate
for (unsigned int i = 0; i < NUM_COORDS; ++i)
{
if (stream.eof())
{
LOGWARNING("Too few CSize parameters (min %i). Your input: '%s'", NUM_COORDS, Value.ToUTF8().c_str());
return false;
}
stream >> coords[i];
if ((stream.rdstate() & std::wstringstream::failbit) != 0)
{
LOGWARNING("Unable to parse CSize parameters. Your input: '%s'", Value.ToUTF8().c_str());
return false;
}
}
Output.cx = coords[0];
Output.cy = coords[1];
if (!stream.eof())
{
LOGWARNING("Too many CSize parameters (max %i). Your input: '%s'", NUM_COORDS, Value.ToUTF8().c_str());
return false;
}
return true;
}
template <>
bool __ParseString<CPos>(const CStrW& Value, CPos& Output)
{
const unsigned int NUM_COORDS = 2;
float coords[NUM_COORDS];
std::wstringstream stream;
stream.str(Value);
// Parse each coordinate
for (unsigned int i = 0; i < NUM_COORDS; ++i)
{
if (stream.eof())
{
LOGWARNING("Too few CPos parameters (min %i). Your input: '%s'", NUM_COORDS, Value.ToUTF8().c_str());
return false;
}
stream >> coords[i];
if ((stream.rdstate() & std::wstringstream::failbit) != 0)
{
LOGWARNING("Unable to parse CPos parameters. Your input: '%s'", Value.ToUTF8().c_str());
return false;
}
}
Output.x = coords[0];
Output.y = coords[1];
if (!stream.eof())
{
LOGWARNING("Too many CPos parameters (max %i). Your input: '%s'", NUM_COORDS, Value.ToUTF8().c_str());
return false;
}
return true;
}
template <>
bool __ParseString<EAlign>(const CStrW& Value, EAlign& Output)
{
if (Value == L"left")
Output = EAlign_Left;
else if (Value == L"center")
Output = EAlign_Center;
else if (Value == L"right")
Output = EAlign_Right;
else
return false;
return true;
}
template <>
bool __ParseString<EVAlign>(const CStrW& Value, EVAlign& Output)
{
if (Value == L"top")
Output = EVAlign_Top;
else if (Value == L"center")
Output = EVAlign_Center;
else if (Value == L"bottom")
Output = EVAlign_Bottom;
else
return false;
return true;
}
template <>
bool __ParseString<CGUIString>(const CStrW& Value, CGUIString& Output)
{
Output.SetValue(Value);
return true;
}
template <>
bool __ParseString<CStr>(const CStrW& Value, CStr& Output)
{
// Do very little.
Output = Value.ToUTF8();
return true;
}
template <>
bool __ParseString<CStrW>(const CStrW& Value, CStrW& Output)
{
Output = Value;
return true;
}
template <>
bool __ParseString<CGUISpriteInstance>(const CStrW& Value, CGUISpriteInstance& Output)
{
Output = CGUISpriteInstance(Value.ToUTF8());
return true;
}
template <>
bool __ParseString<CGUIList>(const CStrW& UNUSED(Value), CGUIList& UNUSED(Output))
{
return false;
}
template <>
bool __ParseString<CGUISeries>(const CStrW& UNUSED(Value), CGUISeries& UNUSED(Output))
{
return false;
}
//--------------------------------------------------------
CMatrix3D GetDefaultGuiMatrix()
{
float xres = g_xres / g_GuiScale;
float yres = g_yres / g_GuiScale;
CMatrix3D m;
m.SetIdentity();
m.Scale(1.0f, -1.f, 1.0f);
m.Translate(0.0f, yres, -1000.0f);
CMatrix3D proj;
proj.SetOrtho(0.f, xres, 0.f, yres, -1.f, 1000.f);
m = proj * m;
return m;
}
//--------------------------------------------------------
// Utilities implementation
//--------------------------------------------------------
IGUIObject* CInternalCGUIAccessorBase::GetObjectPointer(CGUI& GUIinstance, const CStr& Object)
{
return GUIinstance.FindObjectByName(Object);
}
const IGUIObject* CInternalCGUIAccessorBase::GetObjectPointer(const CGUI& GUIinstance, const CStr& Object)
{
return GUIinstance.FindObjectByName(Object);
}
void CInternalCGUIAccessorBase::QueryResetting(IGUIObject* pObject)
{
GUI<>::RecurseObject(0, pObject, &IGUIObject::ResetStates);
}
void CInternalCGUIAccessorBase::HandleMessage(IGUIObject* pObject, SGUIMessage& message)
{
pObject->HandleMessage(message);
}
#ifndef NDEBUG
#define TYPE(T) \
template<> void CheckType<T>(const IGUIObject* obj, const CStr& setting) { \
std::map<CStr, SGUISetting>::const_iterator it = obj->m_Settings.find(setting); \
if (it == obj->m_Settings.end() || it->second.m_Type != GUIST_##T) \
{ \
/* Abort now, to avoid corrupting everything by invalidly \
casting pointers */ \
DEBUG_DISPLAY_ERROR(L"FATAL ERROR: Inconsistent types in GUI"); \
} \
}
#include "GUItypes.h"
#undef TYPE
#endif
//--------------------------------------------------------------------
template <typename T>
PSRETURN GUI<T>::GetSettingPointer(const IGUIObject* pObject, const CStr& Setting, T*& Value)
{
ENSURE(pObject != NULL);
std::map<CStr, SGUISetting>::const_iterator it = pObject->m_Settings.find(Setting);
if (it == pObject->m_Settings.end())
{
LOGWARNING("setting %s was not found on object %s",
Setting.c_str(),
pObject->GetPresentableName().c_str());
return PSRETURN_GUI_InvalidSetting;
}
if (it->second.m_pSetting == NULL)
return PSRETURN_GUI_InvalidSetting;
#ifndef NDEBUG
CheckType<T>(pObject, Setting);
#endif
// Get value
Value = (T*)(it->second.m_pSetting);
return PSRETURN_OK;
}
template <typename T>
PSRETURN GUI<T>::GetSetting(const IGUIObject* pObject, const CStr& Setting, T& Value)
{
T* v = NULL;
PSRETURN ret = GetSettingPointer(pObject, Setting, v);
if (ret == PSRETURN_OK)
Value = *v;
return ret;
}
// Helper function for SetSetting
template <typename T>
bool IsBoolTrue(const T&)
{
return false;
}
template <>
bool IsBoolTrue<bool>(const bool& v)
{
return v;
}
template <typename T>
PSRETURN GUI<T>::SetSetting(IGUIObject* pObject, const CStr& Setting, const T& Value, const bool& SkipMessage)
{
ENSURE(pObject != NULL);
if (!pObject->SettingExists(Setting))
{
LOGWARNING("setting %s was not found on object %s",
Setting.c_str(),
pObject->GetPresentableName().c_str());
return PSRETURN_GUI_InvalidSetting;
}
#ifndef NDEBUG
CheckType<T>(pObject, Setting);
#endif
// Set value
*(T*)pObject->m_Settings[Setting].m_pSetting = Value;
//
// Some settings needs special attention at change
//
// If setting was "size", we need to re-cache itself and all children
if (Setting == "size")
{
RecurseObject(0, pObject, &IGUIObject::UpdateCachedSize);
}
else if (Setting == "hidden")
{
// Hiding an object requires us to reset it and all children
if (IsBoolTrue(Value))
QueryResetting(pObject);
}
if (!SkipMessage)
{
SGUIMessage msg(GUIM_SETTINGS_UPDATED, Setting);
HandleMessage(pObject, msg);
}
return PSRETURN_OK;
}
// Instantiate templated functions:
#define TYPE(T) \
template PSRETURN GUI<T>::GetSettingPointer(const IGUIObject* pObject, const CStr& Setting, T*& Value); \
template PSRETURN GUI<T>::GetSetting(const IGUIObject* pObject, const CStr& Setting, T& Value); \
template PSRETURN GUI<T>::SetSetting(IGUIObject* pObject, const CStr& Setting, const T& Value, const bool& SkipMessage);
#define GUITYPE_IGNORE_CGUISpriteInstance
#include "GUItypes.h"
#undef GUITYPE_IGNORE_CGUISpriteInstance
#undef TYPE
// Don't instantiate GetSetting<CGUISpriteInstance> - this will cause linker errors if
// you attempt to retrieve a sprite using GetSetting, since that copies the sprite
// and will mess up the caching performed by DrawSprite. You have to use GetSettingPointer
// instead. (This is mainly useful to stop me accidentally using the wrong function.)
template PSRETURN GUI<CGUISpriteInstance>::GetSettingPointer(const IGUIObject* pObject, const CStr& Setting, CGUISpriteInstance*& Value);
template PSRETURN GUI<CGUISpriteInstance>::SetSetting(IGUIObject* pObject, const CStr& Setting, const CGUISpriteInstance& Value, const bool& SkipMessage);
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