paulxstretch/deps/juce/examples/Plugins/extern/reaper_plugin_fx_embed.h
essej 25bd5d8adb git subrepo clone --branch=sono6good https://github.com/essej/JUCE.git deps/juce
subrepo:
  subdir:   "deps/juce"
  merged:   "b13f9084e"
upstream:
  origin:   "https://github.com/essej/JUCE.git"
  branch:   "sono6good"
  commit:   "b13f9084e"
git-subrepo:
  version:  "0.4.3"
  origin:   "https://github.com/ingydotnet/git-subrepo.git"
  commit:   "2f68596"
2022-04-18 17:51:22 -04:00

141 lines
5.2 KiB
C++

#ifndef _REAPER_PLUGIN_FX_EMBED_H_
#define _REAPER_PLUGIN_FX_EMBED_H_
/*
* to support via VST2: canDo("hasCockosEmbeddedUI") should return 0xbeef0000
* dispatcher will be called with opcode=effVendorSpecific, index=effEditDraw, value=parm2, ptr=(void*)(INT_PTR)parm3, opt=message (REAPER_FXEMBED_WM_*)
*
* to support via VST3: IController should support IReaperUIEmbedInterface, see reaper_vst3_interfaces.h
*
* to support via LV2: todo
*/
// these alias to win32's WM_*
#define REAPER_FXEMBED_WM_IS_SUPPORTED 0x0000
/* return 1 if embedding is supported and available
* return -1 if embedding is supported and unavailable
* return 0 if embedding is not supported
*/
#define REAPER_FXEMBED_WM_CREATE 0x0001 // called when embedding begins (return value ignored)
#define REAPER_FXEMBED_WM_DESTROY 0x0002 // called when embedding ends (return value ignored)
typedef struct REAPER_FXEMBED_DrawInfo // alias of REAPER_inline_positioninfo
{
int context; // 0=unknown (v6.23 and earlier), 1=TCP, 2=MCP
int dpi; // 0=unknown (v6.23 and earlier), otherwise 24.8 fixed point (256=100%)
int mousewheel_amt; // for REAPER_FXEMBED_WM_MOUSEWHEEL, 120 = step, typically
double _res2;
int width, height;
int mouse_x, mouse_y;
int flags; // REAPER_FXEMBED_DRAWINFO_FLAG_PAINT_OPTIONAL etc
int _res3;
void *spare[6];
} REAPER_FXEMBED_DrawInfo;
#define REAPER_FXEMBED_DRAWINFO_FLAG_PAINT_OPTIONAL 1
#define REAPER_FXEMBED_DRAWINFO_FLAG_LBUTTON_CAPTURED 0x10000
#define REAPER_FXEMBED_DRAWINFO_FLAG_RBUTTON_CAPTURED 0x20000
#define REAPER_FXEMBED_WM_PAINT 0x000F
/*
* draw embedded UI.
* parm2: REAPER_FXEMBED_IBitmap * to draw into. note
* parm3: REAPER_FXEMBED_DrawInfo *
*
* if flags has REAPER_FXEMBED_DRAWINFO_FLAG_PAINT_OPTIONAL set, update is optional. if no change since last draw, return 0.
* if flags has REAPER_FXEMBED_DRAWINFO_FLAG_LBUTTON_CAPTURED set, left mouse button is down and captured
* if flags has REAPER_FXEMBED_DRAWINFO_FLAG_RBUTTON_CAPTURED set, right mouse button is down and captured
*
* HiDPI:
* if REAPER_FXEMBED_IBitmap::Extended(REAPER_FXEMBED_EXT_GET_ADVISORY_SCALING,NULL) returns nonzero, then it is a 24.8 scalefactor for UI drawing
*
* return 1 if drawing occurred, 0 otherwise.
*
*/
#define REAPER_FXEMBED_WM_SETCURSOR 0x0020 // parm3: REAPER_FXEMBED_DrawInfo*. set mouse cursor and return REAPER_FXEMBED_RETNOTIFY_HANDLED, or return 0.
#define REAPER_FXEMBED_WM_GETMINMAXINFO 0x0024
/*
* get size hints. parm3 = (REAPER_FXEMBED_SizeHints*). return 1 if supported
* note that these are just hints, the actual size may vary
*/
typedef struct REAPER_FXEMBED_SizeHints { // alias to MINMAXINFO
int preferred_aspect; // 16.16 fixed point (65536 = 1:1, 32768 = 1:2, etc)
int minimum_aspect; // 16.16 fixed point
int _res1, _res2, _res3, _res4;
int min_width, min_height;
int max_width, max_height;
} REAPER_FXEMBED_SizeHints;
/*
* mouse messages
* parm3 = (REAPER_FXEMBED_DrawInfo*)
* capture is automatically set on mouse down, released on mouse up
* when not captured, will always receive a mousemove when exiting the window
*/
#define REAPER_FXEMBED_WM_MOUSEMOVE 0x0200
#define REAPER_FXEMBED_WM_LBUTTONDOWN 0x0201
#define REAPER_FXEMBED_WM_LBUTTONUP 0x0202
#define REAPER_FXEMBED_WM_LBUTTONDBLCLK 0x0203
#define REAPER_FXEMBED_WM_RBUTTONDOWN 0x0204
#define REAPER_FXEMBED_WM_RBUTTONUP 0x0205
#define REAPER_FXEMBED_WM_RBUTTONDBLCLK 0x0206
#define REAPER_FXEMBED_WM_MOUSEWHEEL 0x020A
/* REAPER_FXEMBED_WM_SETCURSOR should return REAPER_FXEMBED_RETNOTIFY_HANDLED if a cursor was set
*/
#define REAPER_FXEMBED_RETNOTIFY_HANDLED 0x0000001
/* if the mouse messages return with REAPER_FXEMBED_RETNOTIFY_INVALIDATE set, a non-optional
* redraw is initiated (generally sooner than the next timer-based redraw)
*/
#define REAPER_FXEMBED_RETNOTIFY_INVALIDATE 0x1000000
/*
* bitmap interface
* this is an alias of LICE_IBitmap etc from WDL/lice/lice.h
*
*/
#define REAPER_FXEMBED_RGBA(r,g,b,a) (((b)&0xff)|(((g)&0xff)<<8)|(((r)&0xff)<<16)|(((a)&0xff)<<24))
#define REAPER_FXEMBED_GETB(v) ((v)&0xff)
#define REAPER_FXEMBED_GETG(v) (((v)>>8)&0xff)
#define REAPER_FXEMBED_GETR(v) (((v)>>16)&0xff)
#define REAPER_FXEMBED_GETA(v) (((v)>>24)&0xff)
#ifdef __cplusplus
class REAPER_FXEMBED_IBitmap // alias of LICE_IBitmap
{
public:
virtual ~REAPER_FXEMBED_IBitmap() { }
virtual unsigned int *getBits()=0;
virtual int getWidth()=0;
virtual int getHeight()=0;
virtual int getRowSpan()=0; // includes any off-bitmap data. this is in sizeof(unsigned int) units, not bytes.
virtual bool isFlipped() { return false; }
virtual bool resize(int w, int h)=0;
virtual void *getDC() { return 0; } // do not use
virtual INT_PTR Extended(int id, void* data) { return 0; }
};
#endif
#define REAPER_FXEMBED_EXT_GET_ADVISORY_SCALING 0x2003 // data ignored, returns .8 fixed point. returns 0 if unscaled
#endif