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/* Copyright 2020 Jaakko Keränen <jaakko.keranen@iki.fi>
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.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 COPYRIGHT OWNER OR CONTRIBUTORS 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. */
#pragma once
#include <the_Foundation/string.h>
#include <the_Foundation/rect.h>
#include <the_Foundation/vec2.h>
#include <SDL_events.h>
#include <ctype.h>
iDeclareType(Click)
iDeclareType(Widget)
iDeclareType(LabelWidget)
iBool isCommand_SDLEvent (const SDL_Event *d);
iBool isCommand_UserEvent (const SDL_Event *, const char *cmd);
const char * command_UserEvent (const SDL_Event *);
iLocalDef iBool isResize_UserEvent(const SDL_Event *d) {
return isCommand_UserEvent(d, "window.resized");
}
#if defined (iPlatformApple)
# define KMOD_PRIMARY KMOD_GUI
# define KMOD_SECONDARY KMOD_CTRL
#else
# define KMOD_PRIMARY KMOD_CTRL
# define KMOD_SECONDARY KMOD_GUI
#endif
int keyMods_Sym (int kmods); /* shift, alt, control, or gui */
void toString_Sym (int key, int kmods, iString *str);
iRangei intersect_Rangei (iRangei a, iRangei b);
iRangei union_Rangei (iRangei a, iRangei b);
iLocalDef iBool equal_Rangei(iRangei a, iRangei b) {
return a.start == b.start && a.end == b.end;
}
iLocalDef iBool isEmpty_Rangei(iRangei d) {
return size_Range(&d) == 0;
}
iLocalDef iBool isOverlapping_Rangei(iRangei a, iRangei b) {
return !isEmpty_Rangei(intersect_Rangei(a, b));
}
/*-----------------------------------------------------------------------------------------------*/
iDeclareType(Anim)
enum iAnimFlag {
indefinite_AnimFlag = iBit(1), /* does not end; must be linear */
easeIn_AnimFlag = iBit(2),
easeOut_AnimFlag = iBit(3),
easeBoth_AnimFlag = easeIn_AnimFlag | easeOut_AnimFlag,
};
struct Impl_Anim {
float from, to;
uint32_t when, due;
int flags;
};
void init_Anim (iAnim *, float value);
void setValue_Anim (iAnim *, float to, uint32_t span);
void setValueLinear_Anim (iAnim *, float to, uint32_t span);
void setValueEased_Anim (iAnim *, float to, uint32_t span);
void setFlags_Anim (iAnim *, int flags, iBool set);
void stop_Anim (iAnim *);
iBool isFinished_Anim (const iAnim *);
float value_Anim (const iAnim *);
iLocalDef float targetValue_Anim(const iAnim *d) {
return d->to;
}
iLocalDef iBool isLinear_Anim(const iAnim *d) {
return (d->flags & (easeIn_AnimFlag | easeOut_AnimFlag)) == 0;
}
/*-----------------------------------------------------------------------------------------------*/
enum iClickResult {
none_ClickResult,
started_ClickResult,
drag_ClickResult,
finished_ClickResult,
aborted_ClickResult,
double_ClickResult,
};
struct Impl_Click {
iBool isActive;
int button;
iWidget *bounds;
iInt2 startPos;
iInt2 pos;
};
void init_Click (iClick *, iAnyObject *widget, int button);
enum iClickResult processEvent_Click (iClick *, const SDL_Event *event);
void cancel_Click (iClick *);
iBool isMoved_Click (const iClick *);
iInt2 pos_Click (const iClick *);
iRect rect_Click (const iClick *);
iInt2 delta_Click (const iClick *);
/*-----------------------------------------------------------------------------------------------*/
iWidget * makePadding_Widget (int size);
iLabelWidget * makeHeading_Widget (const char *text);
iWidget * makeHDiv_Widget (void);
iWidget * makeVDiv_Widget (void);
iWidget * addAction_Widget (iWidget *parent, int key, int kmods, const char *command);
/*-----------------------------------------------------------------------------------------------*/
iWidget * makeToggle_Widget (const char *id);
void setToggle_Widget (iWidget *toggle, iBool active);
/*-----------------------------------------------------------------------------------------------*/
iDeclareType(MenuItem)
struct Impl_MenuItem {
const char *label;
int key;
int kmods;
const char *command;
};
iWidget * makeMenu_Widget (iWidget *parent, const iMenuItem *items, size_t n); /* returns no ref */
void openMenu_Widget (iWidget *, iInt2 coord);
void closeMenu_Widget (iWidget *);
int checkContextMenu_Widget (iWidget *, const SDL_Event *ev); /* see macro below */
#define processContextMenuEvent_Widget(menu, sdlEvent, stmtEaten) \
for (const int result = checkContextMenu_Widget((menu), (sdlEvent));;) { \
if (result) { {stmtEaten;} return result >> 1; } \
break; \
}
iLabelWidget * makeMenuButton_LabelWidget (const char *label, const iMenuItem *items, size_t n);
/*-----------------------------------------------------------------------------------------------*/
iWidget * makeTabs_Widget (iWidget *parent);
void appendTabPage_Widget (iWidget *tabs, iWidget *page, const char *label, int key, int kmods);
void prependTabPage_Widget (iWidget *tabs, iWidget *page, const char *label, int key, int kmods);
iWidget * removeTabPage_Widget (iWidget *tabs, size_t index); /* returns the page */
void resizeToLargestPage_Widget (iWidget *tabs);
void showTabPage_Widget (iWidget *tabs, const iWidget *page);
void setTabPageLabel_Widget (iWidget *tabs, const iAnyObject *page, const iString *label);
iWidget * tabPage_Widget (iWidget *tabs, size_t index);
iLabelWidget * tabPageButton_Widget (iWidget *tabs, const iAnyObject *page);
iBool isTabButton_Widget (const iWidget *);
size_t tabPageIndex_Widget (const iWidget *tabs, const iAnyObject *page);
const iWidget * currentTabPage_Widget (const iWidget *tabs);
size_t tabCount_Widget (const iWidget *tabs);
/*-----------------------------------------------------------------------------------------------*/
iWidget * makeSheet_Widget (const char *id);
void centerSheet_Widget (iWidget *sheet);
void makeFilePath_Widget (iWidget *parent, const iString *initialPath, const char *title,
const char *acceptLabel, const char *command);
iWidget * makeValueInput_Widget (iWidget *parent, const iString *initialValue, const char *title,
const char *prompt, const char *acceptLabel, const char *command);
void updateValueInput_Widget (iWidget *, const char *title, const char *prompt);
iWidget * makeMessage_Widget (const char *title, const char *msg);
iWidget * makeQuestion_Widget (const char *title, const char *msg,
const char *labels[], const char *commands[], size_t count);
iWidget * makePreferences_Widget (void);
iWidget * makeBookmarkEditor_Widget (void);
iWidget * makeBookmarkCreation_Widget (const iString *url, const iString *title, iChar icon);
iWidget * makeIdentityCreation_Widget (void);
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