mirror of
https://github.com/mcneel/opennurbs.git
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Normalise line endings (unix)
This commit is contained in:
Will Pearson
@@ -1,379 +1,379 @@
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//
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// Copyright (c) 1993-2016 Robert McNeel & Associates. All rights reserved.
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// OpenNURBS, Rhinoceros, and Rhino3D are registered trademarks of Robert
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||||
// McNeel & Associates.
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||||
//
|
||||
// THIS SOFTWARE IS PROVIDED "AS IS" WITHOUT EXPRESS OR IMPLIED WARRANTY.
|
||||
// ALL IMPLIED WARRANTIES OF FITNESS FOR ANY PARTICULAR PURPOSE AND OF
|
||||
// MERCHANTABILITY ARE HEREBY DISCLAIMED.
|
||||
//
|
||||
// For complete openNURBS copyright information see <http://www.opennurbs.org>.
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////////////////////////////////////////////////////////////////
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#include "opennurbs.h"
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#if !defined(ON_COMPILING_OPENNURBS)
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// This check is included in all opennurbs source .c and .cpp files to insure
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// ON_COMPILING_OPENNURBS is defined when opennurbs source is compiled.
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// When opennurbs source is being compiled, ON_COMPILING_OPENNURBS is defined
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// and the opennurbs .h files alter what is declared and how it is declared.
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#error ON_COMPILING_OPENNURBS must be defined when compiling opennurbs
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#endif
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ON_OBJECT_IMPLEMENT(ON_Text, ON_Annotation, "57376349-62A9-4A16-B411-A46BCD544790");
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//-----------------------------------------------------------------
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ON_Text::ON_Text()
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: ON_Annotation(ON::AnnotationType::Text)
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{}
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ON_Text::~ON_Text()
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{}
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// Duplicates text string and runs
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ON_Text& ON_Text::operator=(const ON_Text& src)
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{
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if (this != &src)
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{
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ON_Annotation::operator=(src);
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}
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return *this;
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}
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ON_Text::ON_Text(const ON_Text& src)
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: ON_Annotation(src)
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{}
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bool ON_Text::Create(
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const wchar_t* RtfString,
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const ON_DimStyle* dimstyle,
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ON_Plane plane,
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bool bWrapped,
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double rect_width,
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double text_rotation_radians
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)
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{
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// Parse string, create runs, find font, set plane & height
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SetPlane(plane);
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dimstyle = &ON_DimStyle::DimStyleOrDefault(dimstyle);
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SetDimensionStyleId(*dimstyle);
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ON_TextContent* text = nullptr;
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if (nullptr == RtfString || 0 == RtfString[0])
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RtfString = L"";
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if (nullptr != RtfString)
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{
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text = new ON_TextContent;
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if (!text->Create( RtfString, Type(), dimstyle, bWrapped, rect_width, text_rotation_radians))
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{
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delete text;
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text = 0;
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return false;
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}
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}
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SetText(text);
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return true;
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}
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bool ON_Text::Create(
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const wchar_t* RtfString,
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const ON_DimStyle* dimstyle,
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ON_Plane plane
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)
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{
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bool bWrapped = false;
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const double rect_width = ON_TextContent::Empty.FormattingRectangleWidth();
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const double text_rotation_radians = ON_TextContent::Empty.TextRotationRadians();
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return Create(
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RtfString,
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dimstyle,
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plane,
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bWrapped,
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rect_width,
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text_rotation_radians
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);
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}
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static bool ON_V6_TextObject_IsNotIsValid()
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{
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return false; // <- breakpoint here to detect invalid ON_TextContent objects.
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}
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bool ON_Text::IsValid(ON_TextLog* text_log) const
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{
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bool rc = true;
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if (!m_plane.IsValid())
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rc = ON_V6_TextObject_IsNotIsValid();
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else if (ON_nil_uuid == m_dimstyle_id)
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rc = ON_V6_TextObject_IsNotIsValid();
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else if (nullptr == m_text || !m_text->IsValid())
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rc = ON_V6_TextObject_IsNotIsValid();
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return rc;
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}
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// virtual
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void ON_Text::Dump(ON_TextLog& text_log) const // for debugging
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{}
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bool ON_Text::Write(
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ON_BinaryArchive& archive
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) const
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{
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const int content_version = 0;
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if (false == archive.BeginWrite3dmAnonymousChunk(content_version))
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return false;
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bool rc = false;
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for (;;)
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{
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if (false == ON_Annotation::Internal_WriteAnnotation(archive))
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break;
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rc = true;
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break;
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}
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if (!archive.EndWrite3dmChunk())
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rc = false;
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return rc;
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}
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bool ON_Text::Read(
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ON_BinaryArchive& archive
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)
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{
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*this = ON_Text::Empty;
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int content_version = 0;
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if (false == archive.BeginRead3dmAnonymousChunk(&content_version))
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return false;
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bool rc = false;
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for (;;)
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{
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if (false == ON_Annotation::Internal_ReadAnnotation(archive))
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break;
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rc = true;
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break;
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}
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if (!archive.EndRead3dmChunk())
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rc = false;
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return rc;
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}
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int ON_Text::Dimension() const
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{
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return 3;
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}
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// ON_Geometry override
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bool ON_Text::GetBBox( // returns true if successful
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double* bbox_min, // boxmin[dim]
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double* bbox_max, // boxmax[dim]
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bool grow // true means grow box
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) const
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{
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return GetAnnotationBoundingBox(nullptr, nullptr, 1.0, bbox_min, bbox_max, grow ? true : false);
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}
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// ON_Annotation override
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bool ON_Text::GetAnnotationBoundingBox(
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const ON_Viewport* vp,
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const ON_DimStyle* dimstyle,
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double dimscale,
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double* boxmin,
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double* boxmax,
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bool bGrow
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) const
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{
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if (nullptr == dimstyle)
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dimstyle = &ON_DimStyle::Default;
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const ON_SHA1_Hash hash = Internal_GetBBox_InputHash(
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vp,
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dimstyle,
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dimscale,
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ON_2dPoint::Origin,
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0,
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nullptr
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);
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if (Internal_GetBBox_Begin(hash, boxmin, boxmax, bGrow))
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return true;
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if (nullptr == boxmin || nullptr == boxmax)
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return false;
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ON_BoundingBox bbox;
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Internal_GetBBox_TextGlyphBox(
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vp,
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dimstyle,
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dimscale,
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bbox
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);
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// There is no other geometry on ON_Text
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return Internal_GetBBox_End(bbox, hash, boxmin, boxmax, bGrow);
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}
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bool ON_Text::Transform(const ON_Xform& xform, const ON_DimStyle* parent_dimstyle)
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{
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ON_3dVector Y = Plane().Yaxis();
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Y.Transform(xform);
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double scale = Y.Length();
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bool rc = Transform(xform);
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if (rc && ON_ZERO_TOLERANCE < fabs(scale - 1.0))
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{
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double oldheight = TextHeight(parent_dimstyle);
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double newheight = oldheight * scale;
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SetTextHeight(parent_dimstyle, newheight);
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oldheight = MaskBorder(parent_dimstyle);
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newheight = oldheight * scale;
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SetMaskBorder(parent_dimstyle, newheight);
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}
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return rc;
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}
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bool ON_Text::Transform(const ON_Xform& xform)
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{
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return (ON_Geometry::Transform(xform) && m_plane.Transform(xform));
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}
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// returns the base point and width grip using the current alignments
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bool ON_Text::GetGripPoints(ON_2dPoint& base, ON_2dPoint& width, double textscale) const
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{
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const ON_TextContent* text = Text();
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if (nullptr == text)
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return false;
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ON_2dPoint p[4];
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if (!text->Get2dCorners(p))
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return false;
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ON::TextHorizontalAlignment halign;
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ON::TextVerticalAlignment valign;
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GetAlignment(halign, valign);
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base = ON_2dPoint::Origin;
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width = (p[1] + p[2]) / 2.0;
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if (ON::TextHorizontalAlignment::Right == halign)
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width = (p[0] + p[3]) / 2.0;
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width.x *= textscale;
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width.y *= textscale;
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double a = TextRotationRadians();
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width.Rotate(a, ON_2dPoint::Origin);
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return true;
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}
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bool ON_Text::GetTextXform(
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const ON_Viewport* vp,
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const ON_DimStyle* dimstyle,
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double dimscale,
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ON_Xform& text_xform_out
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)const
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{
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return GetTextXform(nullptr, vp, dimstyle, dimscale, text_xform_out);
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}
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bool ON_Text::GetTextXform(
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const ON_Xform* model_xform,
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const ON_Viewport* vp,
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const ON_DimStyle* dimstyle,
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double dimscale,
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ON_Xform& text_xform_out
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) const
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{
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if (nullptr == dimstyle)
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return false;
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const ON_TextContent* text = Text();
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if (nullptr == text)
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return false;
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if (DimStyleTextPositionPropertiesHash() != dimstyle->TextPositionPropertiesHash())
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{
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ON_wString rtfstr = text->RtfText();
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ON_Plane objectplane = Plane();
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const_cast<ON_TextContent*>(text)->Create(
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rtfstr, ON::AnnotationType::Text, dimstyle,
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text->TextIsWrapped(), text->FormattingRectangleWidth(), text->TextRotationRadians());
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}
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text_xform_out = ON_Xform::IdentityTransformation;
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ON_Xform textscale_xf(ON_Xform::DiagonalTransformation(dimscale));
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ON_Xform wcs2obj_xf(ON_Xform::IdentityTransformation); // WCS plane to leader plane rotation
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const ON_Plane& textobjectplane = Plane();
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wcs2obj_xf.Rotation(ON_Plane::World_xy, textobjectplane); // Rotate text from starting text plane (wcs) to object plane
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ON_Xform rotation_xf(ON_Xform::IdentityTransformation);
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ON_3dVector view_x = nullptr == vp ? ON_3dVector::XAxis : vp->CameraX();
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ON_3dVector view_y = nullptr == vp ? ON_3dVector::YAxis : vp->CameraY();
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if ( ON::TextOrientation::InView == dimstyle->TextOrientation() ) // Draw text horizontal and flat to the screen
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{
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ON_Xform tp2sxf; // Text point to view plane rotation
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ON_3dVector view_z = ON_CrossProduct(view_x, view_y);
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ON_3dPoint text_point_3d = Plane().origin;
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rotation_xf.Rotation(text_point_3d, textobjectplane.xaxis, textobjectplane.yaxis, textobjectplane.zaxis, text_point_3d, view_x, view_y, view_z);
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text_xform_out = wcs2obj_xf * textscale_xf;
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text_xform_out = rotation_xf * text_xform_out;
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return true;
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}
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else // ON::TextOrientation::InPlane
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{
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double textrotation = TextRotationRadians();
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if (fabs(textrotation) > ON_SQRT_EPSILON)
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rotation_xf.Rotation(textrotation, ON_3dVector::ZAxis, ON_3dPoint::Origin); // Text rotation
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ON_Xform textcenter_xf(ON_Xform::IdentityTransformation);
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if (dimstyle->DrawForward())
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{
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// Check if the text is right-reading by comparing
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// text plane x and y, rotated by text rotation angle,
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// to view right and up
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ON_3dPoint text_corners[4] = { ON_3dPoint::Origin, ON_3dPoint::Origin, ON_3dPoint::Origin, ON_3dPoint::Origin };
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ON_3dPoint text_center = ON_3dPoint::Origin;
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if (text->Get3dCorners(text_corners))
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{
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text_center = (text_corners[0] + text_corners[2]) / 2.0;
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ON_3dVector text_xdir = textobjectplane.xaxis;
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ON_3dVector text_ydir = textobjectplane.yaxis;
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||||
if (nullptr != model_xform)
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||||
{
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text_xdir.Transform(*model_xform);
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||||
text_ydir.Transform(*model_xform);
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}
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||||
if (fabs(textrotation) > ON_SQRT_EPSILON)
|
||||
{
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||||
text_xdir.Rotate(textrotation, textobjectplane.zaxis);
|
||||
text_ydir.Rotate(textrotation, textobjectplane.zaxis);
|
||||
}
|
||||
bool fx = (-0.01 > view_x * text_xdir); // text xdir doesn't match view xdir
|
||||
bool fy = (-0.01 > view_y * text_ydir); // text ydir doesn't match view ydir
|
||||
ON_Xform mxf; // Mirror xform for backwards text
|
||||
if (fx)
|
||||
{
|
||||
mxf.Mirror(text_center, ON_3dVector::XAxis);
|
||||
textscale_xf = textscale_xf * mxf;
|
||||
}
|
||||
if (fy)
|
||||
{
|
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mxf.Mirror(text_center, ON_3dVector::YAxis);
|
||||
textscale_xf = textscale_xf * mxf;
|
||||
}
|
||||
}
|
||||
}
|
||||
text_xform_out = textscale_xf;
|
||||
text_xform_out = rotation_xf * text_xform_out;
|
||||
text_xform_out = textcenter_xf * text_xform_out;
|
||||
text_xform_out = wcs2obj_xf * text_xform_out;
|
||||
|
||||
return true;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
//
|
||||
// Copyright (c) 1993-2016 Robert McNeel & Associates. All rights reserved.
|
||||
// OpenNURBS, Rhinoceros, and Rhino3D are registered trademarks of Robert
|
||||
// McNeel & Associates.
|
||||
//
|
||||
// THIS SOFTWARE IS PROVIDED "AS IS" WITHOUT EXPRESS OR IMPLIED WARRANTY.
|
||||
// ALL IMPLIED WARRANTIES OF FITNESS FOR ANY PARTICULAR PURPOSE AND OF
|
||||
// MERCHANTABILITY ARE HEREBY DISCLAIMED.
|
||||
//
|
||||
// For complete openNURBS copyright information see <http://www.opennurbs.org>.
|
||||
////////////////////////////////////////////////////////////////
|
||||
|
||||
#include "opennurbs.h"
|
||||
|
||||
#if !defined(ON_COMPILING_OPENNURBS)
|
||||
// This check is included in all opennurbs source .c and .cpp files to insure
|
||||
// ON_COMPILING_OPENNURBS is defined when opennurbs source is compiled.
|
||||
// When opennurbs source is being compiled, ON_COMPILING_OPENNURBS is defined
|
||||
// and the opennurbs .h files alter what is declared and how it is declared.
|
||||
#error ON_COMPILING_OPENNURBS must be defined when compiling opennurbs
|
||||
#endif
|
||||
|
||||
ON_OBJECT_IMPLEMENT(ON_Text, ON_Annotation, "57376349-62A9-4A16-B411-A46BCD544790");
|
||||
|
||||
//-----------------------------------------------------------------
|
||||
|
||||
ON_Text::ON_Text()
|
||||
: ON_Annotation(ON::AnnotationType::Text)
|
||||
{}
|
||||
|
||||
ON_Text::~ON_Text()
|
||||
{}
|
||||
|
||||
// Duplicates text string and runs
|
||||
ON_Text& ON_Text::operator=(const ON_Text& src)
|
||||
{
|
||||
if (this != &src)
|
||||
{
|
||||
ON_Annotation::operator=(src);
|
||||
}
|
||||
return *this;
|
||||
}
|
||||
|
||||
ON_Text::ON_Text(const ON_Text& src)
|
||||
: ON_Annotation(src)
|
||||
{}
|
||||
|
||||
bool ON_Text::Create(
|
||||
const wchar_t* RtfString,
|
||||
const ON_DimStyle* dimstyle,
|
||||
ON_Plane plane,
|
||||
bool bWrapped,
|
||||
double rect_width,
|
||||
double text_rotation_radians
|
||||
)
|
||||
{
|
||||
// Parse string, create runs, find font, set plane & height
|
||||
SetPlane(plane);
|
||||
|
||||
dimstyle = &ON_DimStyle::DimStyleOrDefault(dimstyle);
|
||||
|
||||
SetDimensionStyleId(*dimstyle);
|
||||
|
||||
ON_TextContent* text = nullptr;
|
||||
if (nullptr == RtfString || 0 == RtfString[0])
|
||||
RtfString = L"";
|
||||
if (nullptr != RtfString)
|
||||
{
|
||||
text = new ON_TextContent;
|
||||
if (!text->Create( RtfString, Type(), dimstyle, bWrapped, rect_width, text_rotation_radians))
|
||||
{
|
||||
delete text;
|
||||
text = 0;
|
||||
return false;
|
||||
}
|
||||
}
|
||||
SetText(text);
|
||||
return true;
|
||||
}
|
||||
|
||||
bool ON_Text::Create(
|
||||
const wchar_t* RtfString,
|
||||
const ON_DimStyle* dimstyle,
|
||||
ON_Plane plane
|
||||
)
|
||||
{
|
||||
bool bWrapped = false;
|
||||
const double rect_width = ON_TextContent::Empty.FormattingRectangleWidth();
|
||||
const double text_rotation_radians = ON_TextContent::Empty.TextRotationRadians();
|
||||
return Create(
|
||||
RtfString,
|
||||
dimstyle,
|
||||
plane,
|
||||
bWrapped,
|
||||
rect_width,
|
||||
text_rotation_radians
|
||||
);
|
||||
}
|
||||
|
||||
static bool ON_V6_TextObject_IsNotIsValid()
|
||||
{
|
||||
return false; // <- breakpoint here to detect invalid ON_TextContent objects.
|
||||
}
|
||||
|
||||
bool ON_Text::IsValid(ON_TextLog* text_log) const
|
||||
{
|
||||
bool rc = true;
|
||||
if (!m_plane.IsValid())
|
||||
rc = ON_V6_TextObject_IsNotIsValid();
|
||||
else if (ON_nil_uuid == m_dimstyle_id)
|
||||
rc = ON_V6_TextObject_IsNotIsValid();
|
||||
else if (nullptr == m_text || !m_text->IsValid())
|
||||
rc = ON_V6_TextObject_IsNotIsValid();
|
||||
return rc;
|
||||
}
|
||||
|
||||
// virtual
|
||||
void ON_Text::Dump(ON_TextLog& text_log) const // for debugging
|
||||
{}
|
||||
|
||||
bool ON_Text::Write(
|
||||
ON_BinaryArchive& archive
|
||||
) const
|
||||
{
|
||||
const int content_version = 0;
|
||||
if (false == archive.BeginWrite3dmAnonymousChunk(content_version))
|
||||
return false;
|
||||
bool rc = false;
|
||||
for (;;)
|
||||
{
|
||||
if (false == ON_Annotation::Internal_WriteAnnotation(archive))
|
||||
break;
|
||||
rc = true;
|
||||
break;
|
||||
}
|
||||
if (!archive.EndWrite3dmChunk())
|
||||
rc = false;
|
||||
return rc;
|
||||
}
|
||||
|
||||
bool ON_Text::Read(
|
||||
ON_BinaryArchive& archive
|
||||
)
|
||||
{
|
||||
*this = ON_Text::Empty;
|
||||
|
||||
int content_version = 0;
|
||||
if (false == archive.BeginRead3dmAnonymousChunk(&content_version))
|
||||
return false;
|
||||
|
||||
bool rc = false;
|
||||
for (;;)
|
||||
{
|
||||
if (false == ON_Annotation::Internal_ReadAnnotation(archive))
|
||||
break;
|
||||
rc = true;
|
||||
break;
|
||||
}
|
||||
if (!archive.EndRead3dmChunk())
|
||||
rc = false;
|
||||
return rc;
|
||||
}
|
||||
|
||||
int ON_Text::Dimension() const
|
||||
{
|
||||
return 3;
|
||||
}
|
||||
|
||||
// ON_Geometry override
|
||||
bool ON_Text::GetBBox( // returns true if successful
|
||||
double* bbox_min, // boxmin[dim]
|
||||
double* bbox_max, // boxmax[dim]
|
||||
bool grow // true means grow box
|
||||
) const
|
||||
{
|
||||
return GetAnnotationBoundingBox(nullptr, nullptr, 1.0, bbox_min, bbox_max, grow ? true : false);
|
||||
}
|
||||
|
||||
|
||||
// ON_Annotation override
|
||||
bool ON_Text::GetAnnotationBoundingBox(
|
||||
const ON_Viewport* vp,
|
||||
const ON_DimStyle* dimstyle,
|
||||
double dimscale,
|
||||
double* boxmin,
|
||||
double* boxmax,
|
||||
bool bGrow
|
||||
) const
|
||||
{
|
||||
if (nullptr == dimstyle)
|
||||
dimstyle = &ON_DimStyle::Default;
|
||||
|
||||
const ON_SHA1_Hash hash = Internal_GetBBox_InputHash(
|
||||
vp,
|
||||
dimstyle,
|
||||
dimscale,
|
||||
ON_2dPoint::Origin,
|
||||
0,
|
||||
nullptr
|
||||
);
|
||||
|
||||
if (Internal_GetBBox_Begin(hash, boxmin, boxmax, bGrow))
|
||||
return true;
|
||||
|
||||
if (nullptr == boxmin || nullptr == boxmax)
|
||||
return false;
|
||||
|
||||
ON_BoundingBox bbox;
|
||||
Internal_GetBBox_TextGlyphBox(
|
||||
vp,
|
||||
dimstyle,
|
||||
dimscale,
|
||||
bbox
|
||||
);
|
||||
|
||||
// There is no other geometry on ON_Text
|
||||
|
||||
return Internal_GetBBox_End(bbox, hash, boxmin, boxmax, bGrow);
|
||||
}
|
||||
|
||||
bool ON_Text::Transform(const ON_Xform& xform, const ON_DimStyle* parent_dimstyle)
|
||||
{
|
||||
ON_3dVector Y = Plane().Yaxis();
|
||||
Y.Transform(xform);
|
||||
double scale = Y.Length();
|
||||
bool rc = Transform(xform);
|
||||
if (rc && ON_ZERO_TOLERANCE < fabs(scale - 1.0))
|
||||
{
|
||||
double oldheight = TextHeight(parent_dimstyle);
|
||||
double newheight = oldheight * scale;
|
||||
SetTextHeight(parent_dimstyle, newheight);
|
||||
oldheight = MaskBorder(parent_dimstyle);
|
||||
newheight = oldheight * scale;
|
||||
SetMaskBorder(parent_dimstyle, newheight);
|
||||
}
|
||||
return rc;
|
||||
}
|
||||
|
||||
bool ON_Text::Transform(const ON_Xform& xform)
|
||||
{
|
||||
return (ON_Geometry::Transform(xform) && m_plane.Transform(xform));
|
||||
}
|
||||
|
||||
// returns the base point and width grip using the current alignments
|
||||
bool ON_Text::GetGripPoints(ON_2dPoint& base, ON_2dPoint& width, double textscale) const
|
||||
{
|
||||
const ON_TextContent* text = Text();
|
||||
if (nullptr == text)
|
||||
return false;
|
||||
|
||||
ON_2dPoint p[4];
|
||||
if (!text->Get2dCorners(p))
|
||||
return false;
|
||||
|
||||
ON::TextHorizontalAlignment halign;
|
||||
ON::TextVerticalAlignment valign;
|
||||
GetAlignment(halign, valign);
|
||||
base = ON_2dPoint::Origin;
|
||||
width = (p[1] + p[2]) / 2.0;
|
||||
if (ON::TextHorizontalAlignment::Right == halign)
|
||||
width = (p[0] + p[3]) / 2.0;
|
||||
|
||||
width.x *= textscale;
|
||||
width.y *= textscale;
|
||||
double a = TextRotationRadians();
|
||||
width.Rotate(a, ON_2dPoint::Origin);
|
||||
return true;
|
||||
}
|
||||
|
||||
bool ON_Text::GetTextXform(
|
||||
const ON_Viewport* vp,
|
||||
const ON_DimStyle* dimstyle,
|
||||
double dimscale,
|
||||
ON_Xform& text_xform_out
|
||||
)const
|
||||
{
|
||||
return GetTextXform(nullptr, vp, dimstyle, dimscale, text_xform_out);
|
||||
}
|
||||
|
||||
bool ON_Text::GetTextXform(
|
||||
const ON_Xform* model_xform,
|
||||
const ON_Viewport* vp,
|
||||
const ON_DimStyle* dimstyle,
|
||||
double dimscale,
|
||||
ON_Xform& text_xform_out
|
||||
) const
|
||||
{
|
||||
if (nullptr == dimstyle)
|
||||
return false;
|
||||
const ON_TextContent* text = Text();
|
||||
if (nullptr == text)
|
||||
return false;
|
||||
|
||||
if (DimStyleTextPositionPropertiesHash() != dimstyle->TextPositionPropertiesHash())
|
||||
{
|
||||
ON_wString rtfstr = text->RtfText();
|
||||
ON_Plane objectplane = Plane();
|
||||
const_cast<ON_TextContent*>(text)->Create(
|
||||
rtfstr, ON::AnnotationType::Text, dimstyle,
|
||||
text->TextIsWrapped(), text->FormattingRectangleWidth(), text->TextRotationRadians());
|
||||
}
|
||||
|
||||
text_xform_out = ON_Xform::IdentityTransformation;
|
||||
|
||||
ON_Xform textscale_xf(ON_Xform::DiagonalTransformation(dimscale));
|
||||
ON_Xform wcs2obj_xf(ON_Xform::IdentityTransformation); // WCS plane to leader plane rotation
|
||||
const ON_Plane& textobjectplane = Plane();
|
||||
wcs2obj_xf.Rotation(ON_Plane::World_xy, textobjectplane); // Rotate text from starting text plane (wcs) to object plane
|
||||
ON_Xform rotation_xf(ON_Xform::IdentityTransformation);
|
||||
ON_3dVector view_x = nullptr == vp ? ON_3dVector::XAxis : vp->CameraX();
|
||||
ON_3dVector view_y = nullptr == vp ? ON_3dVector::YAxis : vp->CameraY();
|
||||
|
||||
if ( ON::TextOrientation::InView == dimstyle->TextOrientation() ) // Draw text horizontal and flat to the screen
|
||||
{
|
||||
ON_Xform tp2sxf; // Text point to view plane rotation
|
||||
ON_3dVector view_z = ON_CrossProduct(view_x, view_y);
|
||||
ON_3dPoint text_point_3d = Plane().origin;
|
||||
rotation_xf.Rotation(text_point_3d, textobjectplane.xaxis, textobjectplane.yaxis, textobjectplane.zaxis, text_point_3d, view_x, view_y, view_z);
|
||||
text_xform_out = wcs2obj_xf * textscale_xf;
|
||||
text_xform_out = rotation_xf * text_xform_out;
|
||||
return true;
|
||||
}
|
||||
else // ON::TextOrientation::InPlane
|
||||
{
|
||||
double textrotation = TextRotationRadians();
|
||||
if (fabs(textrotation) > ON_SQRT_EPSILON)
|
||||
rotation_xf.Rotation(textrotation, ON_3dVector::ZAxis, ON_3dPoint::Origin); // Text rotation
|
||||
|
||||
ON_Xform textcenter_xf(ON_Xform::IdentityTransformation);
|
||||
if (dimstyle->DrawForward())
|
||||
{
|
||||
// Check if the text is right-reading by comparing
|
||||
// text plane x and y, rotated by text rotation angle,
|
||||
// to view right and up
|
||||
|
||||
ON_3dPoint text_corners[4] = { ON_3dPoint::Origin, ON_3dPoint::Origin, ON_3dPoint::Origin, ON_3dPoint::Origin };
|
||||
ON_3dPoint text_center = ON_3dPoint::Origin;
|
||||
if (text->Get3dCorners(text_corners))
|
||||
{
|
||||
text_center = (text_corners[0] + text_corners[2]) / 2.0;
|
||||
ON_3dVector text_xdir = textobjectplane.xaxis;
|
||||
ON_3dVector text_ydir = textobjectplane.yaxis;
|
||||
if (nullptr != model_xform)
|
||||
{
|
||||
text_xdir.Transform(*model_xform);
|
||||
text_ydir.Transform(*model_xform);
|
||||
}
|
||||
if (fabs(textrotation) > ON_SQRT_EPSILON)
|
||||
{
|
||||
text_xdir.Rotate(textrotation, textobjectplane.zaxis);
|
||||
text_ydir.Rotate(textrotation, textobjectplane.zaxis);
|
||||
}
|
||||
bool fx = (-0.01 > view_x * text_xdir); // text xdir doesn't match view xdir
|
||||
bool fy = (-0.01 > view_y * text_ydir); // text ydir doesn't match view ydir
|
||||
ON_Xform mxf; // Mirror xform for backwards text
|
||||
if (fx)
|
||||
{
|
||||
mxf.Mirror(text_center, ON_3dVector::XAxis);
|
||||
textscale_xf = textscale_xf * mxf;
|
||||
}
|
||||
if (fy)
|
||||
{
|
||||
mxf.Mirror(text_center, ON_3dVector::YAxis);
|
||||
textscale_xf = textscale_xf * mxf;
|
||||
}
|
||||
}
|
||||
}
|
||||
text_xform_out = textscale_xf;
|
||||
text_xform_out = rotation_xf * text_xform_out;
|
||||
text_xform_out = textcenter_xf * text_xform_out;
|
||||
text_xform_out = wcs2obj_xf * text_xform_out;
|
||||
|
||||
return true;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
Reference in New Issue
Block a user