ClipAlphaHandler Class Reference

#include <UrlHandler.h>

Inheritance diagram for ClipAlphaHandler:

Public Member Functions
bool	canHandle (const char *method, const char *url) override
int	handle (Request *request, MHD_Connection *connection, const char *url, const char *method, const char *upload_data, size_t *upload_data_size) override
Public Member Functions inherited from UrlHandler
virtual	~UrlHandler ()

Detailed Description

Updates the clip visualization alpha. On all subsequent /img requests, the clip will be drawn in black with the specified alpha. 0 = no visible clip, 255 = fully opaque clip.

Definition at line 52 of file UrlHandler.h.

Member Function Documentation

canHandle()

bool ClipAlphaHandler::canHandle ( const char *  method, const char *  url  )

overridevirtual

Implements UrlHandler.

Definition at line 18 of file ClipAlphaHandler.cpp.

                                                                    {
    static const char* kBasePath = "/clipAlpha/";
    return 0 == strcmp(method, MHD_HTTP_METHOD_POST) &&
           0 == strncmp(url, kBasePath, strlen(kBasePath));
}

handle()

int ClipAlphaHandler::handle ( Request *  request, MHD_Connection *  connection, const char *  url, const char *  method, const char *  upload_data, size_t *  upload_data_size  )

overridevirtual

Implements UrlHandler.

Definition at line 24 of file ClipAlphaHandler.cpp.

                                                                                {
    TArray<SkString> commands;
    SkStrSplit(url, "/", &commands);
 
    if (!request->hasPicture() || commands.size() != 2) {
        return MHD_NO;
    }
 
    int alpha;
    sscanf(commands[1].c_str(), "%d", &alpha);
 
    request->fDebugCanvas->setClipVizColor(SkColorSetARGB(alpha, 0, 0, 0));
    return SendOK(connection);
}

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The documentation for this class was generated from the following files:

• third_party/skia/tools/skiaserve/urlhandlers/UrlHandler.h
• third_party/skia/tools/skiaserve/urlhandlers/ClipAlphaHandler.cpp