qzdoom-gpl/src/menu/optionmenuitems.h
2015-05-28 09:22:48 +02:00

1162 lines
29 KiB
C++

/*
** optionmenuitems.h
** Control items for option menus
**
**---------------------------------------------------------------------------
** Copyright 2010 Christoph Oelckers
** All rights reserved.
**
** Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions
** are met:
**
** 1. Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** 2. Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in the
** documentation and/or other materials provided with the distribution.
** 3. The name of the author may not be used to endorse or promote products
** derived from this software without specific prior written permission.
**
** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
**---------------------------------------------------------------------------
**
*/
#include "v_text.h"
void M_DrawConText (int color, int x, int y, const char *str);
void M_SetVideoMode();
//=============================================================================
//
// opens a submenu, action is a submenu name
//
//=============================================================================
class FOptionMenuItemSubmenu : public FOptionMenuItem
{
int mParam;
public:
FOptionMenuItemSubmenu(const char *label, const char *menu, int param = 0)
: FOptionMenuItem(label, menu)
{
mParam = param;
}
int Draw(FOptionMenuDescriptor *desc, int y, int indent, bool selected)
{
drawLabel(indent, y, selected? OptionSettings.mFontColorSelection : OptionSettings.mFontColorMore);
return indent;
}
bool Activate()
{
S_Sound (CHAN_VOICE | CHAN_UI, "menu/choose", snd_menuvolume, ATTN_NONE);
M_SetMenu(mAction, mParam);
return true;
}
};
//=============================================================================
//
// Executes a CCMD, action is a CCMD name
//
//=============================================================================
class FOptionMenuItemCommand : public FOptionMenuItemSubmenu
{
public:
FOptionMenuItemCommand(const char *label, const char *menu)
: FOptionMenuItemSubmenu(label, menu)
{
}
bool Activate()
{
S_Sound (CHAN_VOICE | CHAN_UI, "menu/choose", snd_menuvolume, ATTN_NONE);
C_DoCommand(mAction);
return true;
}
};
//=============================================================================
//
// Executes a CCMD after confirmation, action is a CCMD name
//
//=============================================================================
class FOptionMenuItemSafeCommand : public FOptionMenuItemCommand
{
// action is a CCMD
public:
FOptionMenuItemSafeCommand(const char *label, const char *menu)
: FOptionMenuItemCommand(label, menu)
{
}
bool MenuEvent (int mkey, bool fromcontroller)
{
if (mkey == MKEY_MBYes)
{
C_DoCommand(mAction);
return true;
}
return FOptionMenuItemCommand::MenuEvent(mkey, fromcontroller);
}
bool Activate()
{
M_StartMessage("Do you really want to do this?", 0);
return true;
}
};
//=============================================================================
//
// Base class for option lists
//
//=============================================================================
class FOptionMenuItemOptionBase : public FOptionMenuItem
{
protected:
// action is a CVAR
FName mValues; // Entry in OptionValues table
FBaseCVar *mGrayCheck;
int mCenter;
public:
enum
{
OP_VALUES = 0x11001
};
FOptionMenuItemOptionBase(const char *label, const char *menu, const char *values, const char *graycheck, int center)
: FOptionMenuItem(label, menu)
{
mValues = values;
mGrayCheck = (FBoolCVar*)FindCVar(graycheck, NULL);
mCenter = center;
}
bool SetString(int i, const char *newtext)
{
if (i == OP_VALUES)
{
FOptionValues **opt = OptionValues.CheckKey(newtext);
mValues = newtext;
if (opt != NULL && *opt != NULL)
{
int s = GetSelection();
if (s >= (int)(*opt)->mValues.Size()) s = 0;
SetSelection(s); // readjust the CVAR if its value is outside the range now
return true;
}
}
return false;
}
//=============================================================================
virtual int GetSelection() = 0;
virtual void SetSelection(int Selection) = 0;
//=============================================================================
int Draw(FOptionMenuDescriptor *desc, int y, int indent, bool selected)
{
bool grayed = mGrayCheck != NULL && !(mGrayCheck->GetGenericRep(CVAR_Bool).Bool);
if (mCenter)
{
indent = (screen->GetWidth() / 2);
}
drawLabel(indent, y, selected? OptionSettings.mFontColorSelection : OptionSettings.mFontColor, grayed);
int overlay = grayed? MAKEARGB(96,48,0,0) : 0;
const char *text;
int Selection = GetSelection();
FOptionValues **opt = OptionValues.CheckKey(mValues);
if (Selection < 0 || opt == NULL || *opt == NULL)
{
text = "Unknown";
}
else
{
text = (*opt)->mValues[Selection].Text;
}
screen->DrawText (SmallFont, OptionSettings.mFontColorValue, indent + CURSORSPACE, y,
text, DTA_CleanNoMove_1, true, DTA_ColorOverlay, overlay, TAG_DONE);
return indent;
}
//=============================================================================
bool MenuEvent (int mkey, bool fromcontroller)
{
FOptionValues **opt = OptionValues.CheckKey(mValues);
if (opt != NULL && *opt != NULL && (*opt)->mValues.Size() > 0)
{
int Selection = GetSelection();
if (mkey == MKEY_Left)
{
if (Selection == -1) Selection = 0;
else if (--Selection < 0) Selection = (*opt)->mValues.Size()-1;
}
else if (mkey == MKEY_Right || mkey == MKEY_Enter)
{
if (++Selection >= (int)(*opt)->mValues.Size()) Selection = 0;
}
else
{
return FOptionMenuItem::MenuEvent(mkey, fromcontroller);
}
SetSelection(Selection);
S_Sound (CHAN_VOICE | CHAN_UI, "menu/change", snd_menuvolume, ATTN_NONE);
}
return true;
}
bool Selectable()
{
return !(mGrayCheck != NULL && !(mGrayCheck->GetGenericRep(CVAR_Bool).Bool));
}
};
//=============================================================================
//
// Change a CVAR, action is the CVAR name
//
//=============================================================================
class FOptionMenuItemOption : public FOptionMenuItemOptionBase
{
// action is a CVAR
FBaseCVar *mCVar;
public:
FOptionMenuItemOption(const char *label, const char *menu, const char *values, const char *graycheck, int center)
: FOptionMenuItemOptionBase(label, menu, values, graycheck, center)
{
mCVar = FindCVar(mAction, NULL);
}
//=============================================================================
int GetSelection()
{
int Selection = -1;
FOptionValues **opt = OptionValues.CheckKey(mValues);
if (opt != NULL && *opt != NULL && mCVar != NULL && (*opt)->mValues.Size() > 0)
{
if ((*opt)->mValues[0].TextValue.IsEmpty())
{
UCVarValue cv = mCVar->GetGenericRep(CVAR_Float);
for(unsigned i = 0; i < (*opt)->mValues.Size(); i++)
{
if (fabs(cv.Float - (*opt)->mValues[i].Value) < FLT_EPSILON)
{
Selection = i;
break;
}
}
}
else
{
UCVarValue cv = mCVar->GetGenericRep(CVAR_String);
for(unsigned i = 0; i < (*opt)->mValues.Size(); i++)
{
if ((*opt)->mValues[i].TextValue.CompareNoCase(cv.String) == 0)
{
Selection = i;
break;
}
}
}
}
return Selection;
}
void SetSelection(int Selection)
{
UCVarValue value;
FOptionValues **opt = OptionValues.CheckKey(mValues);
if (opt != NULL && *opt != NULL && mCVar != NULL && (*opt)->mValues.Size() > 0)
{
if ((*opt)->mValues[0].TextValue.IsEmpty())
{
value.Float = (float)(*opt)->mValues[Selection].Value;
mCVar->SetGenericRep (value, CVAR_Float);
}
else
{
value.String = (*opt)->mValues[Selection].TextValue.LockBuffer();
mCVar->SetGenericRep (value, CVAR_String);
(*opt)->mValues[Selection].TextValue.UnlockBuffer();
}
}
}
};
//=============================================================================
//
// This class is used to capture the key to be used as the new key binding
// for a control item
//
//=============================================================================
class DEnterKey : public DMenu
{
DECLARE_CLASS(DEnterKey, DMenu)
int *pKey;
public:
DEnterKey(DMenu *parent, int *keyptr)
: DMenu(parent)
{
pKey = keyptr;
SetMenuMessage(1);
menuactive = MENU_WaitKey; // There should be a better way to disable GUI capture...
}
bool TranslateKeyboardEvents()
{
return false;
}
void SetMenuMessage(int which)
{
if (mParentMenu->IsKindOf(RUNTIME_CLASS(DOptionMenu)))
{
DOptionMenu *m = barrier_cast<DOptionMenu*>(mParentMenu);
FListMenuItem *it = m->GetItem(NAME_Controlmessage);
if (it != NULL)
{
it->SetValue(0, which);
}
}
}
bool Responder(event_t *ev)
{
if (ev->type == EV_KeyDown)
{
*pKey = ev->data1;
menuactive = MENU_On;
SetMenuMessage(0);
Close();
mParentMenu->MenuEvent((ev->data1 == KEY_ESCAPE)? MKEY_Abort : MKEY_Input, 0);
return true;
}
return false;
}
void Drawer()
{
mParentMenu->Drawer();
}
};
#ifndef NO_IMP
IMPLEMENT_ABSTRACT_CLASS(DEnterKey)
#endif
//=============================================================================
//
// // Edit a key binding, Action is the CCMD to bind
//
//=============================================================================
class FOptionMenuItemControl : public FOptionMenuItem
{
FKeyBindings *mBindings;
int mInput;
bool mWaiting;
public:
FOptionMenuItemControl(const char *label, const char *menu, FKeyBindings *bindings)
: FOptionMenuItem(label, menu)
{
mBindings = bindings;
mWaiting = false;
}
//=============================================================================
int Draw(FOptionMenuDescriptor *desc, int y, int indent, bool selected)
{
drawLabel(indent, y, mWaiting? OptionSettings.mFontColorHighlight:
(selected? OptionSettings.mFontColorSelection : OptionSettings.mFontColor));
char description[64];
int Key1, Key2;
mBindings->GetKeysForCommand(mAction, &Key1, &Key2);
C_NameKeys (description, Key1, Key2);
if (description[0])
{
M_DrawConText(CR_WHITE, indent + CURSORSPACE, y + (OptionSettings.mLinespacing-8)*CleanYfac_1, description);
}
else
{
screen->DrawText(SmallFont, CR_BLACK, indent + CURSORSPACE, y + (OptionSettings.mLinespacing-8)*CleanYfac_1, "---",
DTA_CleanNoMove_1, true, TAG_DONE);
}
return indent;
}
//=============================================================================
bool MenuEvent(int mkey, bool fromcontroller)
{
if (mkey == MKEY_Input)
{
mWaiting = false;
mBindings->SetBind(mInput, mAction);
return true;
}
else if (mkey == MKEY_Clear)
{
mBindings->UnbindACommand(mAction);
return true;
}
else if (mkey == MKEY_Abort)
{
mWaiting = false;
return true;
}
return false;
}
bool Activate()
{
S_Sound (CHAN_VOICE | CHAN_UI, "menu/choose", snd_menuvolume, ATTN_NONE);
mWaiting = true;
DMenu *input = new DEnterKey(DMenu::CurrentMenu, &mInput);
M_ActivateMenu(input);
return true;
}
};
//=============================================================================
//
//
//
//=============================================================================
class FOptionMenuItemStaticText : public FOptionMenuItem
{
EColorRange mColor;
public:
FOptionMenuItemStaticText(const char *label, bool header)
: FOptionMenuItem(label, NAME_None, true)
{
mColor = header? OptionSettings.mFontColorHeader : OptionSettings.mFontColor;
}
int Draw(FOptionMenuDescriptor *desc, int y, int indent, bool selected)
{
drawLabel(indent, y, mColor);
return -1;
}
bool Selectable()
{
return false;
}
};
//=============================================================================
//
//
//
//=============================================================================
class FOptionMenuItemStaticTextSwitchable : public FOptionMenuItem
{
EColorRange mColor;
FString mAltText;
int mCurrent;
public:
FOptionMenuItemStaticTextSwitchable(const char *label, const char *label2, FName action, bool header)
: FOptionMenuItem(label, action, true)
{
mColor = header? OptionSettings.mFontColorHeader : OptionSettings.mFontColor;
mAltText = label2;
mCurrent = 0;
}
int Draw(FOptionMenuDescriptor *desc, int y, int indent, bool selected)
{
const char *txt = mCurrent? (const char*)mAltText : mLabel;
int w = SmallFont->StringWidth(txt) * CleanXfac_1;
int x = (screen->GetWidth() - w) / 2;
screen->DrawText (SmallFont, mColor, x, y, txt, DTA_CleanNoMove_1, true, TAG_DONE);
return -1;
}
bool SetValue(int i, int val)
{
if (i == 0)
{
mCurrent = val;
return true;
}
return false;
}
bool SetString(int i, const char *newtext)
{
if (i == 0)
{
mAltText = newtext;
return true;
}
return false;
}
bool Selectable()
{
return false;
}
};
//=============================================================================
//
//
//
//=============================================================================
class FOptionMenuSliderBase : public FOptionMenuItem
{
// action is a CVAR
double mMin, mMax, mStep;
int mShowValue;
int mDrawX;
int mSliderShort;
public:
FOptionMenuSliderBase(const char *label, double min, double max, double step, int showval)
: FOptionMenuItem(label, NAME_None)
{
mMin = min;
mMax = max;
mStep = step;
mShowValue = showval;
mDrawX = 0;
mSliderShort = 0;
}
virtual double GetSliderValue() = 0;
virtual void SetSliderValue(double val) = 0;
//=============================================================================
//
// Draw a slider. Set fracdigits negative to not display the current value numerically.
//
//=============================================================================
void DrawSlider (int x, int y, double min, double max, double cur, int fracdigits, int indent)
{
char textbuf[16];
double range;
int maxlen = 0;
int right = x + (12*8 + 4) * CleanXfac_1;
int cy = y + (OptionSettings.mLinespacing-8)*CleanYfac_1;
range = max - min;
double ccur = clamp(cur, min, max) - min;
if (fracdigits >= 0)
{
mysnprintf(textbuf, countof(textbuf), "%.*f", fracdigits, max);
maxlen = SmallFont->StringWidth(textbuf) * CleanXfac_1;
}
mSliderShort = right + maxlen > screen->GetWidth();
if (!mSliderShort)
{
M_DrawConText(CR_WHITE, x, cy, "\x10\x11\x11\x11\x11\x11\x11\x11\x11\x11\x11\x12");
M_DrawConText(CR_ORANGE, x + int((5 + ((ccur * 78) / range)) * CleanXfac_1), cy, "\x13");
}
else
{
// On 320x200 we need a shorter slider
M_DrawConText(CR_WHITE, x, cy, "\x10\x11\x11\x11\x11\x11\x12");
M_DrawConText(CR_ORANGE, x + int((5 + ((ccur * 38) / range)) * CleanXfac_1), cy, "\x13");
right -= 5*8*CleanXfac_1;
}
if (fracdigits >= 0 && right + maxlen <= screen->GetWidth())
{
mysnprintf(textbuf, countof(textbuf), "%.*f", fracdigits, cur);
screen->DrawText(SmallFont, CR_DARKGRAY, right, y, textbuf, DTA_CleanNoMove_1, true, TAG_DONE);
}
}
//=============================================================================
int Draw(FOptionMenuDescriptor *desc, int y, int indent, bool selected)
{
drawLabel(indent, y, selected? OptionSettings.mFontColorSelection : OptionSettings.mFontColor);
mDrawX = indent + CURSORSPACE;
DrawSlider (mDrawX, y, mMin, mMax, GetSliderValue(), mShowValue, indent);
return indent;
}
//=============================================================================
bool MenuEvent (int mkey, bool fromcontroller)
{
double value = GetSliderValue();
if (mkey == MKEY_Left)
{
value -= mStep;
}
else if (mkey == MKEY_Right)
{
value += mStep;
}
else
{
return FOptionMenuItem::MenuEvent(mkey, fromcontroller);
}
SetSliderValue(clamp(value, mMin, mMax));
S_Sound (CHAN_VOICE | CHAN_UI, "menu/change", snd_menuvolume, ATTN_NONE);
return true;
}
bool MouseEvent(int type, int x, int y)
{
DOptionMenu *lm = static_cast<DOptionMenu*>(DMenu::CurrentMenu);
if (type != DMenu::MOUSE_Click)
{
if (!lm->CheckFocus(this)) return false;
}
if (type == DMenu::MOUSE_Release)
{
lm->ReleaseFocus();
}
int slide_left = mDrawX+8*CleanXfac_1;
int slide_right = slide_left + (10*8*CleanXfac_1 >> mSliderShort); // 12 char cells with 8 pixels each.
if (type == DMenu::MOUSE_Click)
{
if (x < slide_left || x >= slide_right) return true;
}
x = clamp(x, slide_left, slide_right);
double v = mMin + ((x - slide_left) * (mMax - mMin)) / (slide_right - slide_left);
if (v != GetSliderValue())
{
SetSliderValue(v);
//S_Sound (CHAN_VOICE | CHAN_UI, "menu/change", snd_menuvolume, ATTN_NONE);
}
if (type == DMenu::MOUSE_Click)
{
lm->SetFocus(this);
}
return true;
}
};
//=============================================================================
//
//
//
//=============================================================================
class FOptionMenuSliderCVar : public FOptionMenuSliderBase
{
FBaseCVar *mCVar;
public:
FOptionMenuSliderCVar(const char *label, const char *menu, double min, double max, double step, int showval)
: FOptionMenuSliderBase(label, min, max, step, showval)
{
mCVar = FindCVar(menu, NULL);
}
double GetSliderValue()
{
if (mCVar != NULL)
{
return mCVar->GetGenericRep(CVAR_Float).Float;
}
else
{
return 0;
}
}
void SetSliderValue(double val)
{
if (mCVar != NULL)
{
UCVarValue value;
value.Float = (float)val;
mCVar->SetGenericRep(value, CVAR_Float);
}
}
};
//=============================================================================
//
//
//
//=============================================================================
class FOptionMenuSliderVar : public FOptionMenuSliderBase
{
float *mPVal;
public:
FOptionMenuSliderVar(const char *label, float *pVal, double min, double max, double step, int showval)
: FOptionMenuSliderBase(label, min, max, step, showval)
{
mPVal = pVal;
}
double GetSliderValue()
{
return *mPVal;
}
void SetSliderValue(double val)
{
*mPVal = (float)val;
}
};
//=============================================================================
//
// // Edit a key binding, Action is the CCMD to bind
//
//=============================================================================
class FOptionMenuItemColorPicker : public FOptionMenuItem
{
FColorCVar *mCVar;
public:
enum
{
CPF_RESET = 0x20001,
};
FOptionMenuItemColorPicker(const char *label, const char *menu)
: FOptionMenuItem(label, menu)
{
FBaseCVar *cv = FindCVar(menu, NULL);
if (cv != NULL && cv->GetRealType() == CVAR_Color)
{
mCVar = (FColorCVar*)cv;
}
else mCVar = NULL;
}
//=============================================================================
int Draw(FOptionMenuDescriptor *desc, int y, int indent, bool selected)
{
drawLabel(indent, y, selected? OptionSettings.mFontColorSelection : OptionSettings.mFontColor);
if (mCVar != NULL)
{
int box_x = indent + CURSORSPACE;
int box_y = y + CleanYfac_1;
screen->Clear (box_x, box_y, box_x + 32*CleanXfac_1, box_y + OptionSettings.mLinespacing*CleanYfac_1,
-1, (uint32)*mCVar | 0xff000000);
}
return indent;
}
bool SetValue(int i, int v)
{
if (i == CPF_RESET && mCVar != NULL)
{
mCVar->ResetToDefault();
return true;
}
return false;
}
bool Activate()
{
if (mCVar != NULL)
{
S_Sound (CHAN_VOICE | CHAN_UI, "menu/choose", snd_menuvolume, ATTN_NONE);
DMenu *picker = StartPickerMenu(DMenu::CurrentMenu, mLabel, mCVar);
if (picker != NULL)
{
M_ActivateMenu(picker);
return true;
}
}
return false;
}
};
class FOptionMenuScreenResolutionLine : public FOptionMenuItem
{
FString mResTexts[3];
int mSelection;
int mHighlight;
int mMaxValid;
public:
enum
{
SRL_INDEX = 0x30000,
SRL_SELECTION = 0x30003,
SRL_HIGHLIGHT = 0x30004,
};
FOptionMenuScreenResolutionLine(const char *action)
: FOptionMenuItem("", action)
{
mSelection = 0;
mHighlight = -1;
}
bool SetValue(int i, int v)
{
if (i == SRL_SELECTION)
{
mSelection = v;
return true;
}
else if (i == SRL_HIGHLIGHT)
{
mHighlight = v;
return true;
}
return false;
}
bool GetValue(int i, int *v)
{
if (i == SRL_SELECTION)
{
*v = mSelection;
return true;
}
return false;
}
bool SetString(int i, const char *newtext)
{
if (i >= SRL_INDEX && i <= SRL_INDEX+2)
{
mResTexts[i-SRL_INDEX] = newtext;
if (mResTexts[0].IsEmpty()) mMaxValid = -1;
else if (mResTexts[1].IsEmpty()) mMaxValid = 0;
else if (mResTexts[2].IsEmpty()) mMaxValid = 1;
else mMaxValid = 2;
return true;
}
return false;
}
bool GetString(int i, char *s, int len)
{
if (i >= SRL_INDEX && i <= SRL_INDEX+2)
{
strncpy(s, mResTexts[i-SRL_INDEX], len-1);
s[len-1] = 0;
return true;
}
return false;
}
bool MenuEvent (int mkey, bool fromcontroller)
{
if (mkey == MKEY_Left)
{
if (--mSelection < 0) mSelection = mMaxValid;
S_Sound (CHAN_VOICE | CHAN_UI, "menu/cursor", snd_menuvolume, ATTN_NONE);
return true;
}
else if (mkey == MKEY_Right)
{
if (++mSelection > mMaxValid) mSelection = 0;
S_Sound (CHAN_VOICE | CHAN_UI, "menu/cursor", snd_menuvolume, ATTN_NONE);
return true;
}
else
{
return FOptionMenuItem::MenuEvent(mkey, fromcontroller);
}
return false;
}
bool MouseEvent(int type, int x, int y)
{
int colwidth = screen->GetWidth() / 3;
mSelection = x / colwidth;
return FOptionMenuItem::MouseEvent(type, x, y);
}
bool Activate()
{
S_Sound (CHAN_VOICE | CHAN_UI, "menu/choose", snd_menuvolume, ATTN_NONE);
M_SetVideoMode();
return true;
}
int Draw(FOptionMenuDescriptor *desc, int y, int indent, bool selected)
{
int colwidth = screen->GetWidth() / 3;
EColorRange color;
for (int x = 0; x < 3; x++)
{
if (selected && mSelection == x)
color = OptionSettings.mFontColorSelection;
else if (x == mHighlight)
color = OptionSettings.mFontColorHighlight;
else
color = OptionSettings.mFontColorValue;
screen->DrawText (SmallFont, color, colwidth * x + 20 * CleanXfac_1, y, mResTexts[x], DTA_CleanNoMove_1, true, TAG_DONE);
}
return colwidth * mSelection + 20 * CleanXfac_1 - CURSORSPACE;
}
bool Selectable()
{
return mMaxValid >= 0;
}
};
//=============================================================================
//
// [TP] FOptionMenuFieldBase
//
// Base class for input fields
//
//=============================================================================
class FOptionMenuFieldBase : public FOptionMenuItem
{
public:
FOptionMenuFieldBase ( const char* label, const char* menu, const char* graycheck ) :
FOptionMenuItem ( label, menu ),
mCVar ( FindCVar( mAction, NULL )),
mGrayCheck (( graycheck && strlen( graycheck )) ? FindCVar( graycheck, NULL ) : NULL ) {}
const char* GetCVarString()
{
if ( mCVar == NULL )
return "";
return mCVar->GetGenericRep( CVAR_String ).String;
}
virtual FString Represent()
{
return GetCVarString();
}
int Draw ( FOptionMenuDescriptor*, int y, int indent, bool selected )
{
bool grayed = mGrayCheck != NULL && !( mGrayCheck->GetGenericRep( CVAR_Bool ).Bool );
drawLabel( indent, y, selected ? OptionSettings.mFontColorSelection : OptionSettings.mFontColor, grayed );
int overlay = grayed? MAKEARGB( 96, 48, 0, 0 ) : 0;
screen->DrawText( SmallFont, OptionSettings.mFontColorValue, indent + CURSORSPACE, y,
Represent().GetChars(), DTA_CleanNoMove_1, true, DTA_ColorOverlay, overlay, TAG_DONE );
return indent;
}
bool GetString ( int i, char* s, int len )
{
if ( i == 0 )
{
strncpy( s, GetCVarString(), len );
s[len - 1] = '\0';
return true;
}
return false;
}
bool SetString ( int i, const char* s )
{
if ( i == 0 )
{
if ( mCVar )
{
UCVarValue vval;
vval.String = s;
mCVar->SetGenericRep( vval, CVAR_String );
}
return true;
}
return false;
}
protected:
// Action is a CVar in this class and derivatives.
FBaseCVar* mCVar;
FBaseCVar* mGrayCheck;
};
//=============================================================================
//
// [TP] FOptionMenuTextField
//
// A text input field widget, for use with string CVars.
//
//=============================================================================
class FOptionMenuTextField : public FOptionMenuFieldBase
{
public:
FOptionMenuTextField ( const char *label, const char* menu, const char* graycheck ) :
FOptionMenuFieldBase ( label, menu, graycheck ),
mEntering ( false ) {}
FString Represent()
{
FString text = mEntering ? mEditName : GetCVarString();
if ( mEntering )
text += ( gameinfo.gametype & GAME_DoomStrifeChex ) ? '_' : '[';
return text;
}
bool MenuEvent ( int mkey, bool fromcontroller )
{
if ( mkey == MKEY_Enter )
{
S_Sound( CHAN_VOICE | CHAN_UI, "menu/choose", snd_menuvolume, ATTN_NONE );
strcpy( mEditName, GetCVarString() );
mEntering = true;
DMenu* input = new DTextEnterMenu ( DMenu::CurrentMenu, mEditName, sizeof mEditName, 2, fromcontroller );
M_ActivateMenu( input );
return true;
}
else if ( mkey == MKEY_Input )
{
if ( mCVar )
{
UCVarValue vval;
vval.String = mEditName;
mCVar->SetGenericRep( vval, CVAR_String );
}
mEntering = false;
return true;
}
else if ( mkey == MKEY_Abort )
{
mEntering = false;
return true;
}
return FOptionMenuItem::MenuEvent( mkey, fromcontroller );
}
private:
bool mEntering;
char mEditName[128];
};
//=============================================================================
//
// [TP] FOptionMenuNumberField
//
// A numeric input field widget, for use with number CVars where sliders are inappropriate (i.e.
// where the user is interested in the exact value specifically)
//
//=============================================================================
class FOptionMenuNumberField : public FOptionMenuFieldBase
{
public:
FOptionMenuNumberField ( const char *label, const char* menu, float minimum, float maximum,
float step, const char* graycheck )
: FOptionMenuFieldBase ( label, menu, graycheck ),
mMinimum ( minimum ),
mMaximum ( maximum ),
mStep ( step )
{
if ( mMaximum <= mMinimum )
swapvalues( mMinimum, mMaximum );
if ( mStep <= 0 )
mStep = 1;
}
bool MenuEvent ( int mkey, bool fromcontroller )
{
if ( mCVar )
{
float value = mCVar->GetGenericRep( CVAR_Float ).Float;
if ( mkey == MKEY_Left )
{
value -= mStep;
if ( value < mMinimum )
value = mMaximum;
}
else if ( mkey == MKEY_Right || mkey == MKEY_Enter )
{
value += mStep;
if ( value > mMaximum )
value = mMinimum;
}
else
return FOptionMenuItem::MenuEvent( mkey, fromcontroller );
UCVarValue vval;
vval.Float = value;
mCVar->SetGenericRep( vval, CVAR_Float );
S_Sound( CHAN_VOICE | CHAN_UI, "menu/change", snd_menuvolume, ATTN_NONE );
}
return true;
}
private:
float mMinimum;
float mMaximum;
float mStep;
};
#ifndef NO_IMP
CCMD(am_restorecolors)
{
if (DMenu::CurrentMenu != NULL && DMenu::CurrentMenu->IsKindOf(RUNTIME_CLASS(DOptionMenu)))
{
DOptionMenu *m = (DOptionMenu*)DMenu::CurrentMenu;
const FOptionMenuDescriptor *desc = m->GetDescriptor();
// Find the color cvars by scanning the MapColors menu.
for (unsigned i = 0; i < desc->mItems.Size(); ++i)
{
desc->mItems[i]->SetValue(FOptionMenuItemColorPicker::CPF_RESET, 0);
}
}
}
#endif