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125 lines
4.2 KiB
C++
125 lines
4.2 KiB
C++
///////////////////////////////////////////////////////////////////////
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// File: paramsd.cpp
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// Description: Tesseract parameter editor
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// Author: Joern Wanke
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// Created: Wed Jul 18 10:05:01 PDT 2007
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//
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// (C) Copyright 2007, Google Inc.
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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///////////////////////////////////////////////////////////////////////
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//
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// Tesseract parameter editor is used to edit all the parameters used
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// within tesseract from the ui.
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#ifndef TESSERACT_CCMAIN_PARAMSD_H_
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#define TESSERACT_CCMAIN_PARAMSD_H_
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#ifndef GRAPHICS_DISABLED
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#include "elst.h"
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#include "params.h"
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#include "tesseractclass.h"
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class SVMenuNode;
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// A list of all possible parameter types used.
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enum ParamType {
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VT_INTEGER,
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VT_BOOLEAN,
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VT_STRING,
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VT_DOUBLE
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};
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// A rather hackish helper structure which can take any kind of parameter input
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// (defined by ParamType) and do a couple of common operations on them, like
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// comparisond or getting its value. It is used in the context of the
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// ParamsEditor as a bridge from the internal tesseract parameters to the
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// ones displayed by the ScrollView server.
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class ParamContent : public ELIST_LINK {
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public:
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// Compare two VC objects by their name.
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static int Compare(const void* v1, const void* v2);
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// Gets a VC object identified by its ID.
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static ParamContent* GetParamContentById(int id);
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// Constructors for the various ParamTypes.
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ParamContent() {
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}
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explicit ParamContent(tesseract::StringParam* it);
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explicit ParamContent(tesseract::IntParam* it);
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explicit ParamContent(tesseract::BoolParam* it);
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explicit ParamContent(tesseract::DoubleParam* it);
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// Getters and Setters.
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void SetValue(const char* val);
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STRING GetValue() const;
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const char* GetName() const;
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const char* GetDescription() const;
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int GetId() { return my_id_; }
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bool HasChanged() { return changed_; }
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private:
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// The unique ID of this VC object.
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int my_id_;
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// Whether the parameter was changed_ and thus needs to be rewritten.
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bool changed_;
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// The actual ParamType of this VC object.
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ParamType param_type_;
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tesseract::StringParam* sIt;
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tesseract::IntParam* iIt;
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tesseract::BoolParam* bIt;
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tesseract::DoubleParam* dIt;
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};
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ELISTIZEH(ParamContent)
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// The parameters editor enables the user to edit all the parameters used within
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// tesseract. It can be invoked on its own, but is supposed to be invoked by
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// the program editor.
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class ParamsEditor : public SVEventHandler {
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public:
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// Integrate the parameters editor as popupmenu into the existing scrollview
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// window (usually the pg editor). If sv == null, create a new empty
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// empty window and attach the parameter editor to that window (ugly).
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explicit ParamsEditor(tesseract::Tesseract*, ScrollView* sv = NULL);
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// Event listener. Waits for SVET_POPUP events and processes them.
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void Notify(const SVEvent* sve);
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private:
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// Gets the up to the first 3 prefixes from s (split by _).
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// For example, tesseract_foo_bar will be split into tesseract,foo and bar.
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void GetPrefixes(const char* s, STRING* level_one,
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STRING* level_two, STRING* level_three);
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// Gets the first n words (split by _) and puts them in t.
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// For example, tesseract_foo_bar with N=2 will yield tesseract_foo_.
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void GetFirstWords(const char *s, // source string
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int n, // number of words
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char *t); // target string
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// Find all editable parameters used within tesseract and create a
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// SVMenuNode tree from it.
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SVMenuNode *BuildListOfAllLeaves(tesseract::Tesseract *tess);
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// Write all (changed_) parameters to a config file.
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void WriteParams(char* filename, bool changes_only);
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ScrollView* sv_window_;
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};
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#endif // GRAPHICS_DISABLED
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#endif // TESSERACT_CCMAIN_PARAMSD_H_
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