diff options
Diffstat (limited to 'WebKit/android/plugins/android_npapi.h')
| -rw-r--r-- | WebKit/android/plugins/android_npapi.h | 987 |
1 files changed, 0 insertions, 987 deletions
diff --git a/WebKit/android/plugins/android_npapi.h b/WebKit/android/plugins/android_npapi.h deleted file mode 100644 index b0c3765..0000000 --- a/WebKit/android/plugins/android_npapi.h +++ /dev/null @@ -1,987 +0,0 @@ -/* - * Copyright 2009, The Android Open Source Project - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * 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 ``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. - */ - -/* Defines the android-specific types and functions as part of npapi - - In particular, defines the window and event types that are passed to - NPN_GetValue, NPP_SetWindow and NPP_HandleEvent. - - To minimize what native libraries the plugin links against, some - functionality is provided via function-ptrs (e.g. time, sound) - */ - -#ifndef android_npapi_H -#define android_npapi_H - -#include <stdint.h> - -#include "npapi.h" - -/////////////////////////////////////////////////////////////////////////////// -// General types - -enum ANPBitmapFormats { - kUnknown_ANPBitmapFormat = 0, - kRGBA_8888_ANPBitmapFormat = 1, - kRGB_565_ANPBitmapFormat = 2 -}; -typedef int32_t ANPBitmapFormat; - -struct ANPPixelPacking { - uint8_t AShift; - uint8_t ABits; - uint8_t RShift; - uint8_t RBits; - uint8_t GShift; - uint8_t GBits; - uint8_t BShift; - uint8_t BBits; -}; - -struct ANPBitmap { - void* baseAddr; - ANPBitmapFormat format; - int32_t width; - int32_t height; - int32_t rowBytes; -}; - -struct ANPRectF { - float left; - float top; - float right; - float bottom; -}; - -struct ANPRectI { - int32_t left; - int32_t top; - int32_t right; - int32_t bottom; -}; - -struct ANPCanvas; -struct ANPMatrix; -struct ANPPaint; -struct ANPPath; -struct ANPRegion; -struct ANPTypeface; - -enum ANPMatrixFlags { - kIdentity_ANPMatrixFlag = 0, - kTranslate_ANPMatrixFlag = 0x01, - kScale_ANPMatrixFlag = 0x02, - kAffine_ANPMatrixFlag = 0x04, - kPerspective_ANPMatrixFlag = 0x08, -}; -typedef uint32_t ANPMatrixFlag; - -/////////////////////////////////////////////////////////////////////////////// -// NPN_GetValue - -/** queries for a specific ANPInterface. - - Maybe called with NULL for the NPP instance - - NPN_GetValue(inst, interface_enum, ANPInterface*) - */ -#define kLogInterfaceV0_ANPGetValue ((NPNVariable)1000) -#define kAudioTrackInterfaceV0_ANPGetValue ((NPNVariable)1001) -#define kCanvasInterfaceV0_ANPGetValue ((NPNVariable)1002) -#define kMatrixInterfaceV0_ANPGetValue ((NPNVariable)1003) -#define kPaintInterfaceV0_ANPGetValue ((NPNVariable)1004) -#define kPathInterfaceV0_ANPGetValue ((NPNVariable)1005) -#define kTypefaceInterfaceV0_ANPGetValue ((NPNVariable)1006) -#define kWindowInterfaceV0_ANPGetValue ((NPNVariable)1007) -#define kBitmapInterfaceV0_ANPGetValue ((NPNVariable)1008) -#define kSurfaceInterfaceV0_ANPGetValue ((NPNVariable)1009) -#define kSystemInterfaceV0_ANPGetValue ((NPNVariable)1010) -#define kEventInterfaceV0_ANPGetValue ((NPNVariable)1011) - -#define kAudioTrackInterfaceV1_ANPGetValue ((NPNVariable)1012) -#define kOpenGLInterfaceV0_ANPGetValue ((NPNVariable)1013) -#define kWindowInterfaceV1_ANPGetValue ((NPNVariable)1014) -#define kVideoInterfaceV0_ANPGetValue ((NPNVariable)1015) -#define kSystemInterfaceV1_ANPGetValue ((NPNVariable)1016) - -#define kSystemInterfaceV2_ANPGetValue ((NPNVariable)1017) - -/** queries for the drawing models supported on this device. - - NPN_GetValue(inst, kSupportedDrawingModel_ANPGetValue, uint32_t* bits) - */ -#define kSupportedDrawingModel_ANPGetValue ((NPNVariable)2000) - -/** queries for the context (android.content.Context) of the plugin. If no - instance is specified the application's context is returned. If the instance - is given then the context returned is identical to the context used to - create the webview in which that instance resides. - - NOTE: Holding onto a non-application context after your instance has been - destroyed will cause a memory leak. Refer to the android documentation to - determine what context is best suited for your particular scenario. - - NPN_GetValue(inst, kJavaContext_ANPGetValue, jobject context) - */ -#define kJavaContext_ANPGetValue ((NPNVariable)2001) - -/////////////////////////////////////////////////////////////////////////////// -// NPN_SetValue - -/** Request to set the drawing model. SetValue will return false if the drawing - model is not supported or has insufficient information for configuration. - - NPN_SetValue(inst, kRequestDrawingModel_ANPSetValue, (void*)foo_ANPDrawingModel) - */ -#define kRequestDrawingModel_ANPSetValue ((NPPVariable)1000) - -/** These are used as bitfields in ANPSupportedDrawingModels_EnumValue, - and as-is in ANPRequestDrawingModel_EnumValue. The drawing model determines - how to interpret the ANPDrawingContext provided in the Draw event and how - to interpret the NPWindow->window field. - */ -enum ANPDrawingModels { - /** Draw into a bitmap from the browser thread in response to a Draw event. - NPWindow->window is reserved (ignore) - */ - kBitmap_ANPDrawingModel = 1 << 0, - /** Draw into a surface (e.g. raster, openGL, etc.) using the Java surface - interface. When this model is used the browser will invoke the Java - class specified in the plugin's apk manifest. From that class the browser - will invoke the appropriate method to return an an instance of a android - Java View. The instance is then embedded in the html. The plugin can then - manipulate the view as it would any normal Java View in android. - - Unlike the bitmap model, a surface model is opaque so no html content - behind the plugin will be visible. Unless the plugin needs to be - transparent the surface model should be chosen over the bitmap model as - it will have better performance. - - Further, a plugin can manipulate some surfaces in native code using the - ANPSurfaceInterface. This interface can be used to manipulate Java - objects that extend Surface.class by allowing them to access the - surface's underlying bitmap in native code. For instance, if a raster - surface is used the plugin can lock, draw directly into the bitmap, and - unlock the surface in native code without making JNI calls to the Java - surface object. - */ - kSurface_ANPDrawingModel = 1 << 1, - kOpenGL_ANPDrawingModel = 1 << 2, -}; -typedef int32_t ANPDrawingModel; - -/** Request to receive/disable events. If the pointer is NULL then all flags will - be disabled. Otherwise, the event type will be enabled iff its corresponding - bit in the EventFlags bit field is set. - - NPN_SetValue(inst, ANPAcceptEvents, (void*)EventFlags) - */ -#define kAcceptEvents_ANPSetValue ((NPPVariable)1001) - -/** The EventFlags are a set of bits used to determine which types of events the - plugin wishes to receive. For example, if the value is 0x03 then both key - and touch events will be provided to the plugin. - */ -enum ANPEventFlag { - kKey_ANPEventFlag = 0x01, - kTouch_ANPEventFlag = 0x02, -}; -typedef uint32_t ANPEventFlags; - -/////////////////////////////////////////////////////////////////////////////// -// NPP_GetValue - -/** Requests that the plugin return a java surface to be displayed. This will - only be used if the plugin has choosen the kSurface_ANPDrawingModel. - - NPP_GetValue(inst, kJavaSurface_ANPGetValue, jobject surface) - */ -#define kJavaSurface_ANPGetValue ((NPPVariable)2000) - - -/////////////////////////////////////////////////////////////////////////////// -// ANDROID INTERFACE DEFINITIONS - -/** Interfaces provide additional functionality to the plugin via function ptrs. - Once an interface is retrieved, it is valid for the lifetime of the plugin - (just like browserfuncs). - - All ANPInterfaces begin with an inSize field, which must be set by the - caller (plugin) with the number of bytes allocated for the interface. - e.g. SomeInterface si; si.inSize = sizeof(si); browser->getvalue(..., &si); - */ -struct ANPInterface { - uint32_t inSize; // size (in bytes) of this struct -}; - -enum ANPLogTypes { - kError_ANPLogType = 0, // error - kWarning_ANPLogType = 1, // warning - kDebug_ANPLogType = 2 // debug only (informational) -}; -typedef int32_t ANPLogType; - -struct ANPLogInterfaceV0 : ANPInterface { - /** dumps printf messages to the log file - e.g. interface->log(instance, kWarning_ANPLogType, "value is %d", value); - */ - void (*log)(ANPLogType, const char format[], ...); -}; - -struct ANPBitmapInterfaceV0 : ANPInterface { - /** Returns true if the specified bitmap format is supported, and if packing - is non-null, sets it to the packing info for that format. - */ - bool (*getPixelPacking)(ANPBitmapFormat, ANPPixelPacking* packing); -}; - -struct ANPMatrixInterfaceV0 : ANPInterface { - /** Return a new identity matrix - */ - ANPMatrix* (*newMatrix)(); - /** Delete a matrix previously allocated by newMatrix() - */ - void (*deleteMatrix)(ANPMatrix*); - - ANPMatrixFlag (*getFlags)(const ANPMatrix*); - - void (*copy)(ANPMatrix* dst, const ANPMatrix* src); - - /** Return the matrix values in a float array (allcoated by the caller), - where the values are treated as follows: - w = x * [6] + y * [7] + [8]; - x' = (x * [0] + y * [1] + [2]) / w; - y' = (x * [3] + y * [4] + [5]) / w; - */ - void (*get3x3)(const ANPMatrix*, float[9]); - /** Initialize the matrix from values in a float array, - where the values are treated as follows: - w = x * [6] + y * [7] + [8]; - x' = (x * [0] + y * [1] + [2]) / w; - y' = (x * [3] + y * [4] + [5]) / w; - */ - void (*set3x3)(ANPMatrix*, const float[9]); - - void (*setIdentity)(ANPMatrix*); - void (*preTranslate)(ANPMatrix*, float tx, float ty); - void (*postTranslate)(ANPMatrix*, float tx, float ty); - void (*preScale)(ANPMatrix*, float sx, float sy); - void (*postScale)(ANPMatrix*, float sx, float sy); - void (*preSkew)(ANPMatrix*, float kx, float ky); - void (*postSkew)(ANPMatrix*, float kx, float ky); - void (*preRotate)(ANPMatrix*, float degrees); - void (*postRotate)(ANPMatrix*, float degrees); - void (*preConcat)(ANPMatrix*, const ANPMatrix*); - void (*postConcat)(ANPMatrix*, const ANPMatrix*); - - /** Return true if src is invertible, and if so, return its inverse in dst. - If src is not invertible, return false and ignore dst. - */ - bool (*invert)(ANPMatrix* dst, const ANPMatrix* src); - - /** Transform the x,y pairs in src[] by this matrix, and store the results - in dst[]. The count parameter is treated as the number of pairs in the - array. It is legal for src and dst to point to the same memory, but - illegal for the two arrays to partially overlap. - */ - void (*mapPoints)(ANPMatrix*, float dst[], const float src[], - int32_t count); -}; - -struct ANPPathInterfaceV0 : ANPInterface { - /** Return a new path */ - ANPPath* (*newPath)(); - - /** Delete a path previously allocated by ANPPath() */ - void (*deletePath)(ANPPath*); - - /** Make a deep copy of the src path, into the dst path (already allocated - by the caller). - */ - void (*copy)(ANPPath* dst, const ANPPath* src); - - /** Returns true if the two paths are the same (i.e. have the same points) - */ - bool (*equal)(const ANPPath* path0, const ANPPath* path1); - - /** Remove any previous points, initializing the path back to empty. */ - void (*reset)(ANPPath*); - - /** Return true if the path is empty (has no lines, quads or cubics). */ - bool (*isEmpty)(const ANPPath*); - - /** Return the path's bounds in bounds. */ - void (*getBounds)(const ANPPath*, ANPRectF* bounds); - - void (*moveTo)(ANPPath*, float x, float y); - void (*lineTo)(ANPPath*, float x, float y); - void (*quadTo)(ANPPath*, float x0, float y0, float x1, float y1); - void (*cubicTo)(ANPPath*, float x0, float y0, float x1, float y1, - float x2, float y2); - void (*close)(ANPPath*); - - /** Offset the src path by [dx, dy]. If dst is null, apply the - change directly to the src path. If dst is not null, write the - changed path into dst, and leave the src path unchanged. In that case - dst must have been previously allocated by the caller. - */ - void (*offset)(ANPPath* src, float dx, float dy, ANPPath* dst); - - /** Transform the path by the matrix. If dst is null, apply the - change directly to the src path. If dst is not null, write the - changed path into dst, and leave the src path unchanged. In that case - dst must have been previously allocated by the caller. - */ - void (*transform)(ANPPath* src, const ANPMatrix*, ANPPath* dst); -}; - -/** ANPColor is always defined to have the same packing on all platforms, and - it is always unpremultiplied. - - This is in contrast to 32bit format(s) in bitmaps, which are premultiplied, - and their packing may vary depending on the platform, hence the need for - ANPBitmapInterface::getPixelPacking() - */ -typedef uint32_t ANPColor; -#define ANPColor_ASHIFT 24 -#define ANPColor_RSHIFT 16 -#define ANPColor_GSHIFT 8 -#define ANPColor_BSHIFT 0 -#define ANP_MAKE_COLOR(a, r, g, b) \ - (((a) << ANPColor_ASHIFT) | \ - ((r) << ANPColor_RSHIFT) | \ - ((g) << ANPColor_GSHIFT) | \ - ((b) << ANPColor_BSHIFT)) - -enum ANPPaintFlag { - kAntiAlias_ANPPaintFlag = 1 << 0, - kFilterBitmap_ANPPaintFlag = 1 << 1, - kDither_ANPPaintFlag = 1 << 2, - kUnderlineText_ANPPaintFlag = 1 << 3, - kStrikeThruText_ANPPaintFlag = 1 << 4, - kFakeBoldText_ANPPaintFlag = 1 << 5, -}; -typedef uint32_t ANPPaintFlags; - -enum ANPPaintStyles { - kFill_ANPPaintStyle = 0, - kStroke_ANPPaintStyle = 1, - kFillAndStroke_ANPPaintStyle = 2 -}; -typedef int32_t ANPPaintStyle; - -enum ANPPaintCaps { - kButt_ANPPaintCap = 0, - kRound_ANPPaintCap = 1, - kSquare_ANPPaintCap = 2 -}; -typedef int32_t ANPPaintCap; - -enum ANPPaintJoins { - kMiter_ANPPaintJoin = 0, - kRound_ANPPaintJoin = 1, - kBevel_ANPPaintJoin = 2 -}; -typedef int32_t ANPPaintJoin; - -enum ANPPaintAligns { - kLeft_ANPPaintAlign = 0, - kCenter_ANPPaintAlign = 1, - kRight_ANPPaintAlign = 2 -}; -typedef int32_t ANPPaintAlign; - -enum ANPTextEncodings { - kUTF8_ANPTextEncoding = 0, - kUTF16_ANPTextEncoding = 1, -}; -typedef int32_t ANPTextEncoding; - -enum ANPTypefaceStyles { - kBold_ANPTypefaceStyle = 1 << 0, - kItalic_ANPTypefaceStyle = 1 << 1 -}; -typedef uint32_t ANPTypefaceStyle; - -typedef uint32_t ANPFontTableTag; - -struct ANPFontMetrics { - /** The greatest distance above the baseline for any glyph (will be <= 0) */ - float fTop; - /** The recommended distance above the baseline (will be <= 0) */ - float fAscent; - /** The recommended distance below the baseline (will be >= 0) */ - float fDescent; - /** The greatest distance below the baseline for any glyph (will be >= 0) */ - float fBottom; - /** The recommended distance to add between lines of text (will be >= 0) */ - float fLeading; -}; - -struct ANPTypefaceInterfaceV0 : ANPInterface { - /** Return a new reference to the typeface that most closely matches the - requested name and style. Pass null as the name to return - the default font for the requested style. Will never return null - - The 5 generic font names "serif", "sans-serif", "monospace", "cursive", - "fantasy" are recognized, and will be mapped to their logical font - automatically by this call. - - @param name May be NULL. The name of the font family. - @param style The style (normal, bold, italic) of the typeface. - @return reference to the closest-matching typeface. Caller must call - unref() when they are done with the typeface. - */ - ANPTypeface* (*createFromName)(const char name[], ANPTypefaceStyle); - - /** Return a new reference to the typeface that most closely matches the - requested typeface and specified Style. Use this call if you want to - pick a new style from the same family of the existing typeface. - If family is NULL, this selects from the default font's family. - - @param family May be NULL. The name of the existing type face. - @param s The style (normal, bold, italic) of the type face. - @return reference to the closest-matching typeface. Call must call - unref() when they are done. - */ - ANPTypeface* (*createFromTypeface)(const ANPTypeface* family, - ANPTypefaceStyle); - - /** Return the owner count of the typeface. A newly created typeface has an - owner count of 1. When the owner count is reaches 0, the typeface is - deleted. - */ - int32_t (*getRefCount)(const ANPTypeface*); - - /** Increment the owner count on the typeface - */ - void (*ref)(ANPTypeface*); - - /** Decrement the owner count on the typeface. When the count goes to 0, - the typeface is deleted. - */ - void (*unref)(ANPTypeface*); - - /** Return the style bits for the specified typeface - */ - ANPTypefaceStyle (*getStyle)(const ANPTypeface*); - - /** Some fonts are stored in files. If that is true for the fontID, then - this returns the byte length of the full file path. If path is not null, - then the full path is copied into path (allocated by the caller), up to - length bytes. If index is not null, then it is set to the truetype - collection index for this font, or 0 if the font is not in a collection. - - Note: getFontPath does not assume that path is a null-terminated string, - so when it succeeds, it only copies the bytes of the file name and - nothing else (i.e. it copies exactly the number of bytes returned by the - function. If the caller wants to treat path[] as a C string, it must be - sure that it is allocated at least 1 byte larger than the returned size, - and it must copy in the terminating 0. - - If the fontID does not correspond to a file, then the function returns - 0, and the path and index parameters are ignored. - - @param fontID The font whose file name is being queried - @param path Either NULL, or storage for receiving up to length bytes - of the font's file name. Allocated by the caller. - @param length The maximum space allocated in path (by the caller). - Ignored if path is NULL. - @param index Either NULL, or receives the TTC index for this font. - If the font is not a TTC, then will be set to 0. - @return The byte length of th font's file name, or 0 if the font is not - baked by a file. - */ - int32_t (*getFontPath)(const ANPTypeface*, char path[], int32_t length, - int32_t* index); - - /** Return a UTF8 encoded path name for the font directory, or NULL if not - supported. If returned, this string address will be valid for the life - of the plugin instance. It will always end with a '/' character. - */ - const char* (*getFontDirectoryPath)(); -}; - -struct ANPPaintInterfaceV0 : ANPInterface { - /** Return a new paint object, which holds all of the color and style - attributes that affect how things (geometry, text, bitmaps) are drawn - in a ANPCanvas. - - The paint that is returned is not tied to any particular plugin - instance, but it must only be accessed from one thread at a time. - */ - ANPPaint* (*newPaint)(); - void (*deletePaint)(ANPPaint*); - - ANPPaintFlags (*getFlags)(const ANPPaint*); - void (*setFlags)(ANPPaint*, ANPPaintFlags); - - ANPColor (*getColor)(const ANPPaint*); - void (*setColor)(ANPPaint*, ANPColor); - - ANPPaintStyle (*getStyle)(const ANPPaint*); - void (*setStyle)(ANPPaint*, ANPPaintStyle); - - float (*getStrokeWidth)(const ANPPaint*); - float (*getStrokeMiter)(const ANPPaint*); - ANPPaintCap (*getStrokeCap)(const ANPPaint*); - ANPPaintJoin (*getStrokeJoin)(const ANPPaint*); - void (*setStrokeWidth)(ANPPaint*, float); - void (*setStrokeMiter)(ANPPaint*, float); - void (*setStrokeCap)(ANPPaint*, ANPPaintCap); - void (*setStrokeJoin)(ANPPaint*, ANPPaintJoin); - - ANPTextEncoding (*getTextEncoding)(const ANPPaint*); - ANPPaintAlign (*getTextAlign)(const ANPPaint*); - float (*getTextSize)(const ANPPaint*); - float (*getTextScaleX)(const ANPPaint*); - float (*getTextSkewX)(const ANPPaint*); - void (*setTextEncoding)(ANPPaint*, ANPTextEncoding); - void (*setTextAlign)(ANPPaint*, ANPPaintAlign); - void (*setTextSize)(ANPPaint*, float); - void (*setTextScaleX)(ANPPaint*, float); - void (*setTextSkewX)(ANPPaint*, float); - - /** Return the typeface ine paint, or null if there is none. This does not - modify the owner count of the returned typeface. - */ - ANPTypeface* (*getTypeface)(const ANPPaint*); - - /** Set the paint's typeface. If the paint already had a non-null typeface, - its owner count is decremented. If the new typeface is non-null, its - owner count is incremented. - */ - void (*setTypeface)(ANPPaint*, ANPTypeface*); - - /** Return the width of the text. If bounds is not null, return the bounds - of the text in that rectangle. - */ - float (*measureText)(ANPPaint*, const void* text, uint32_t byteLength, - ANPRectF* bounds); - - /** Return the number of unichars specifed by the text. - If widths is not null, returns the array of advance widths for each - unichar. - If bounds is not null, returns the array of bounds for each unichar. - */ - int (*getTextWidths)(ANPPaint*, const void* text, uint32_t byteLength, - float widths[], ANPRectF bounds[]); - - /** Return in metrics the spacing values for text, respecting the paint's - typeface and pointsize, and return the spacing between lines - (descent - ascent + leading). If metrics is NULL, it will be ignored. - */ - float (*getFontMetrics)(ANPPaint*, ANPFontMetrics* metrics); -}; - -struct ANPCanvasInterfaceV0 : ANPInterface { - /** Return a canvas that will draw into the specified bitmap. Note: the - canvas copies the fields of the bitmap, so it need not persist after - this call, but the canvas DOES point to the same pixel memory that the - bitmap did, so the canvas should not be used after that pixel memory - goes out of scope. In the case of creating a canvas to draw into the - pixels provided by kDraw_ANPEventType, those pixels are only while - handling that event. - - The canvas that is returned is not tied to any particular plugin - instance, but it must only be accessed from one thread at a time. - */ - ANPCanvas* (*newCanvas)(const ANPBitmap*); - void (*deleteCanvas)(ANPCanvas*); - - void (*save)(ANPCanvas*); - void (*restore)(ANPCanvas*); - void (*translate)(ANPCanvas*, float tx, float ty); - void (*scale)(ANPCanvas*, float sx, float sy); - void (*rotate)(ANPCanvas*, float degrees); - void (*skew)(ANPCanvas*, float kx, float ky); - void (*concat)(ANPCanvas*, const ANPMatrix*); - void (*clipRect)(ANPCanvas*, const ANPRectF*); - void (*clipPath)(ANPCanvas*, const ANPPath*); - - /** Return the current matrix on the canvas - */ - void (*getTotalMatrix)(ANPCanvas*, ANPMatrix*); - /** Return the current clip bounds in local coordinates, expanding it to - account for antialiasing edge effects if aa is true. If the - current clip is empty, return false and ignore the bounds argument. - */ - bool (*getLocalClipBounds)(ANPCanvas*, ANPRectF* bounds, bool aa); - /** Return the current clip bounds in device coordinates in bounds. If the - current clip is empty, return false and ignore the bounds argument. - */ - bool (*getDeviceClipBounds)(ANPCanvas*, ANPRectI* bounds); - - void (*drawColor)(ANPCanvas*, ANPColor); - void (*drawPaint)(ANPCanvas*, const ANPPaint*); - void (*drawLine)(ANPCanvas*, float x0, float y0, float x1, float y1, - const ANPPaint*); - void (*drawRect)(ANPCanvas*, const ANPRectF*, const ANPPaint*); - void (*drawOval)(ANPCanvas*, const ANPRectF*, const ANPPaint*); - void (*drawPath)(ANPCanvas*, const ANPPath*, const ANPPaint*); - void (*drawText)(ANPCanvas*, const void* text, uint32_t byteLength, - float x, float y, const ANPPaint*); - void (*drawPosText)(ANPCanvas*, const void* text, uint32_t byteLength, - const float xy[], const ANPPaint*); - void (*drawBitmap)(ANPCanvas*, const ANPBitmap*, float x, float y, - const ANPPaint*); - void (*drawBitmapRect)(ANPCanvas*, const ANPBitmap*, - const ANPRectI* src, const ANPRectF* dst, - const ANPPaint*); -}; - -struct ANPWindowInterfaceV0 : ANPInterface { - /** Registers a set of rectangles that the plugin would like to keep on - screen. The rectangles are listed in order of priority with the highest - priority rectangle in location rects[0]. The browser will attempt to keep - as many of the rectangles on screen as possible and will scroll them into - view in response to the invocation of this method and other various events. - The count specifies how many rectangles are in the array. If the count is - zero it signals the browser that any existing rectangles should be cleared - and no rectangles will be tracked. - */ - void (*setVisibleRects)(NPP instance, const ANPRectI rects[], int32_t count); - /** Clears any rectangles that are being tracked as a result of a call to - setVisibleRects. This call is equivalent to setVisibleRect(inst, NULL, 0). - */ - void (*clearVisibleRects)(NPP instance); - /** Given a boolean value of true the device will be requested to provide - a keyboard. A value of false will result in a request to hide the - keyboard. Further, the on-screen keyboard will not be displayed if a - physical keyboard is active. - */ - void (*showKeyboard)(NPP instance, bool value); - /** Called when a plugin wishes to enter into full screen mode. The plugin's - Java class (defined in the plugin's apk manifest) will be called - asynchronously to provide a View object to be displayed full screen. - */ - void (*requestFullScreen)(NPP instance); - /** Called when a plugin wishes to exit from full screen mode. As a result, - the plugin's full screen view will be discarded by the view system. - */ - void (*exitFullScreen)(NPP instance); - /** Called when a plugin wishes to be zoomed and centered in the current view. - */ - void (*requestCenterFitZoom)(NPP instance); -}; - -struct ANPWindowInterfaceV1 : ANPWindowInterfaceV0 { - /** Returns a rectangle representing the visible area of the plugin on - screen. The coordinates are relative to the size of the plugin in the - document and therefore will never be negative or exceed the plugin's size. - */ - ANPRectI (*visibleRect)(NPP instance); -}; - -/////////////////////////////////////////////////////////////////////////////// - -enum ANPSampleFormats { - kUnknown_ANPSamleFormat = 0, - kPCM16Bit_ANPSampleFormat = 1, - kPCM8Bit_ANPSampleFormat = 2 -}; -typedef int32_t ANPSampleFormat; - -/** The audio buffer is passed to the callback proc to request more samples. - It is owned by the system, and the callback may read it, but should not - maintain a pointer to it outside of the scope of the callback proc. - */ -struct ANPAudioBuffer { - // RO - repeat what was specified in newTrack() - int32_t channelCount; - // RO - repeat what was specified in newTrack() - ANPSampleFormat format; - /** This buffer is owned by the caller. Inside the callback proc, up to - "size" bytes of sample data should be written into this buffer. The - address is only valid for the scope of a single invocation of the - callback proc. - */ - void* bufferData; - /** On input, specifies the maximum number of bytes that can be written - to "bufferData". On output, specifies the actual number of bytes that - the callback proc wrote into "bufferData". - */ - uint32_t size; -}; - -enum ANPAudioEvents { - /** This event is passed to the callback proc when the audio-track needs - more sample data written to the provided buffer parameter. - */ - kMoreData_ANPAudioEvent = 0, - /** This event is passed to the callback proc if the audio system runs out - of sample data. In this event, no buffer parameter will be specified - (i.e. NULL will be passed to the 3rd parameter). - */ - kUnderRun_ANPAudioEvent = 1 -}; -typedef int32_t ANPAudioEvent; - -/** Called to feed sample data to the track. This will be called in a separate - thread. However, you may call trackStop() from the callback (but you - cannot delete the track). - - For example, when you have written the last chunk of sample data, you can - immediately call trackStop(). This will take effect after the current - buffer has been played. - - The "user" parameter is the same value that was passed to newTrack() - */ -typedef void (*ANPAudioCallbackProc)(ANPAudioEvent event, void* user, - ANPAudioBuffer* buffer); - -struct ANPAudioTrack; // abstract type for audio tracks - -struct ANPAudioTrackInterfaceV0 : ANPInterface { - /** Create a new audio track, or NULL on failure. The track is initially in - the stopped state and therefore ANPAudioCallbackProc will not be called - until the track is started. - */ - ANPAudioTrack* (*newTrack)(uint32_t sampleRate, // sampling rate in Hz - ANPSampleFormat, - int channelCount, // MONO=1, STEREO=2 - ANPAudioCallbackProc, - void* user); - /** Deletes a track that was created using newTrack. The track can be - deleted in any state and it waits for the ANPAudioCallbackProc thread - to exit before returning. - */ - void (*deleteTrack)(ANPAudioTrack*); - - void (*start)(ANPAudioTrack*); - void (*pause)(ANPAudioTrack*); - void (*stop)(ANPAudioTrack*); - /** Returns true if the track is not playing (e.g. pause or stop was called, - or start was never called. - */ - bool (*isStopped)(ANPAudioTrack*); -}; - -struct ANPAudioTrackInterfaceV1 : ANPAudioTrackInterfaceV0 { - /** Returns the track's latency in milliseconds. */ - uint32_t (*trackLatency)(ANPAudioTrack*); -}; - -/////////////////////////////////////////////////////////////////////////////// -// DEFINITION OF VALUES PASSED THROUGH NPP_HandleEvent - -enum ANPEventTypes { - kNull_ANPEventType = 0, - kKey_ANPEventType = 1, - /** Mouse events are triggered by either clicking with the navigational pad - or by tapping the touchscreen (if the kDown_ANPTouchAction is handled by - the plugin then no mouse event is generated). The kKey_ANPEventFlag has - to be set to true in order to receive these events. - */ - kMouse_ANPEventType = 2, - /** Touch events are generated when the user touches on the screen. The - kTouch_ANPEventFlag has to be set to true in order to receive these - events. - */ - kTouch_ANPEventType = 3, - /** Only triggered by a plugin using the kBitmap_ANPDrawingModel. This event - signals that the plugin needs to redraw itself into the provided bitmap. - */ - kDraw_ANPEventType = 4, - kLifecycle_ANPEventType = 5, - - /** This event type is completely defined by the plugin. - When creating an event, the caller must always set the first - two fields, the remaining data is optional. - ANPEvent evt; - evt.inSize = sizeof(ANPEvent); - evt.eventType = kCustom_ANPEventType - // other data slots are optional - evt.other[] = ...; - To post a copy of the event, call - eventInterface->postEvent(myNPPInstance, &evt); - That call makes a copy of the event struct, and post that on the event - queue for the plugin. - */ - kCustom_ANPEventType = 6, - /** MultiTouch events are generated when the user touches on the screen. The - kTouch_ANPEventFlag has to be set to true in order to receive these - events. This type is a replacement for the older kTouch_ANPEventType. - */ - kMultiTouch_ANPEventType = 7, -}; -typedef int32_t ANPEventType; - -enum ANPKeyActions { - kDown_ANPKeyAction = 0, - kUp_ANPKeyAction = 1, -}; -typedef int32_t ANPKeyAction; - -#include "ANPKeyCodes.h" -typedef int32_t ANPKeyCode; - -enum ANPKeyModifiers { - kAlt_ANPKeyModifier = 1 << 0, - kShift_ANPKeyModifier = 1 << 1, -}; -// bit-field containing some number of ANPKeyModifier bits -typedef uint32_t ANPKeyModifier; - -enum ANPMouseActions { - kDown_ANPMouseAction = 0, - kUp_ANPMouseAction = 1, -}; -typedef int32_t ANPMouseAction; - -enum ANPTouchActions { - /** This occurs when the user first touches on the screen. As such, this - action will always occur prior to any of the other touch actions. If - the plugin chooses to not handle this action then no other events - related to that particular touch gesture will be generated. - */ - kDown_ANPTouchAction = 0, - kUp_ANPTouchAction = 1, - kMove_ANPTouchAction = 2, - kCancel_ANPTouchAction = 3, - // The web view will ignore the return value from the following actions - kLongPress_ANPTouchAction = 4, - kDoubleTap_ANPTouchAction = 5, -}; -typedef int32_t ANPTouchAction; - -enum ANPLifecycleActions { - /** The web view containing this plugin has been paused. See documentation - on the android activity lifecycle for more information. - */ - kPause_ANPLifecycleAction = 0, - /** The web view containing this plugin has been resumed. See documentation - on the android activity lifecycle for more information. - */ - kResume_ANPLifecycleAction = 1, - /** The plugin has focus and is now the recipient of input events (e.g. key, - touch, etc.) - */ - kGainFocus_ANPLifecycleAction = 2, - /** The plugin has lost focus and will not receive any input events until it - regains focus. This event is always preceded by a GainFocus action. - */ - kLoseFocus_ANPLifecycleAction = 3, - /** The browser is running low on available memory and is requesting that - the plugin free any unused/inactive resources to prevent a performance - degradation. - */ - kFreeMemory_ANPLifecycleAction = 4, - /** The page has finished loading. This happens when the page's top level - frame reports that it has completed loading. - */ - kOnLoad_ANPLifecycleAction = 5, - /** The browser is honoring the plugin's request to go full screen. Upon - returning from this event the browser will resize the plugin's java - surface to full-screen coordinates. - */ - kEnterFullScreen_ANPLifecycleAction = 6, - /** The browser has exited from full screen mode. Immediately prior to - sending this event the browser has resized the plugin's java surface to - its original coordinates. - */ - kExitFullScreen_ANPLifecycleAction = 7, - /** The plugin is visible to the user on the screen. This event will always - occur after a kOffScreen_ANPLifecycleAction event. - */ - kOnScreen_ANPLifecycleAction = 8, - /** The plugin is no longer visible to the user on the screen. This event - will always occur prior to an kOnScreen_ANPLifecycleAction event. - */ - kOffScreen_ANPLifecycleAction = 9, -}; -typedef uint32_t ANPLifecycleAction; - -struct TouchPoint { - int32_t id; - float x; // relative to your "window" (0...width) - float y; // relative to your "window" (0...height) - float pressure; - float size; // normalized to a value between 0...1 -}; - -/* This is what is passed to NPP_HandleEvent() */ -struct ANPEvent { - uint32_t inSize; // size of this struct in bytes - ANPEventType eventType; - // use based on the value in eventType - union { - struct { - ANPKeyAction action; - ANPKeyCode nativeCode; - int32_t virtualCode; // windows virtual key code - ANPKeyModifier modifiers; - int32_t repeatCount; // 0 for initial down (or up) - int32_t unichar; // 0 if there is no value - } key; - struct { - ANPMouseAction action; - int32_t x; // relative to your "window" (0...width) - int32_t y; // relative to your "window" (0...height) - } mouse; - struct { - ANPTouchAction action; - ANPKeyModifier modifiers; - int32_t x; // relative to your "window" (0...width) - int32_t y; // relative to your "window" (0...height) - } touch; - struct { - ANPLifecycleAction action; - } lifecycle; - struct { - ANPDrawingModel model; - // relative to (0,0) in top-left of your plugin - ANPRectI clip; - // use based on the value in model - union { - ANPBitmap bitmap; - struct { - int32_t width; - int32_t height; - } surface; - } data; - } draw; - struct { - int64_t timestamp; - int32_t id; - ANPTouchAction action; - int32_t pointerCount; - TouchPoint* touchPoint; - } multiTouch; - int32_t other[8]; - } data; -}; - -struct ANPEventInterfaceV0 : ANPInterface { - /** Post a copy of the specified event to the plugin. The event will be - delivered to the plugin in its main thread (the thread that receives - other ANPEvents). If, after posting before delivery, the NPP instance - is torn down, the event will be discarded. - */ - void (*postEvent)(NPP inst, const ANPEvent* event); -}; - - -#endif |