Replace agg with skia

core/src/fxge/agg/agg23/fx_agg_vcgen_dash.cpp

Index: core/src/fxge/agg/agg23/fx_agg_vcgen_dash.cpp
diff --git a/core/src/fxge/agg/agg23/fx_agg_vcgen_dash.cpp b/core/src/fxge/agg/agg23/fx_agg_vcgen_dash.cpp
deleted file mode 100644
index 0b6c29051beb6546fc244606af7dd54dd0ac62d3..0000000000000000000000000000000000000000
--- a/core/src/fxge/agg/agg23/fx_agg_vcgen_dash.cpp
+++ /dev/null
@@ -1,176 +0,0 @@
-
-//----------------------------------------------------------------------------
-// Anti-Grain Geometry - Version 2.3
-// Copyright (C) 2002-2005 Maxim Shemanarev (http://www.antigrain.com)
-//
-// Permission to copy, use, modify, sell and distribute this software
-// is granted provided this copyright notice appears in all copies.
-// This software is provided "as is" without express or implied
-// warranty, and with no claim as to its suitability for any purpose.
-//
-//----------------------------------------------------------------------------
-// Contact: mcseem@antigrain.com
-//          mcseemagg@yahoo.com
-//          http://www.antigrain.com
-//----------------------------------------------------------------------------
-//
-// Line dash generator
-//
-//----------------------------------------------------------------------------
-#include "../../../../include/fxcrt/fx_basic.h"
-#include "agg_vcgen_dash.h"
-#include "agg_shorten_path.h"
-namespace agg
-{
-vcgen_dash::vcgen_dash() :
-    m_total_dash_len(0),
-    m_num_dashes(0),
-    m_dash_start(0),
-    m_shorten(0),
-    m_curr_dash_start(0),
-    m_curr_dash(0),
-    m_src_vertices(),
-    m_closed(0),
-    m_status(initial),
-    m_src_vertex(0)
-{
-}
-void vcgen_dash::remove_all_dashes()
-{
-    m_total_dash_len = 0;
-    m_num_dashes = 0;
-    m_curr_dash_start = 0;
-    m_curr_dash = 0;
-}
-void vcgen_dash::add_dash(FX_FLOAT dash_len, FX_FLOAT gap_len)
-{
-    if(m_num_dashes < max_dashes) {
-        m_total_dash_len += dash_len + gap_len;
-        m_dashes[m_num_dashes++] = dash_len;
-        m_dashes[m_num_dashes++] = gap_len;
-    }
-}
-void vcgen_dash::dash_start(FX_FLOAT ds)
-{
-    m_dash_start = ds;
-    calc_dash_start(FXSYS_fabs(ds));
-}
-void vcgen_dash::calc_dash_start(FX_FLOAT ds)
-{
-    m_curr_dash = 0;
-    m_curr_dash_start = 0;
-    while(ds > 0) {
-        if(ds > m_dashes[m_curr_dash]) {
-            ds -= m_dashes[m_curr_dash];
-            ++m_curr_dash;
-            m_curr_dash_start = 0;
-            if(m_curr_dash >= m_num_dashes) {
-                m_curr_dash = 0;
-            }
-        } else {
-            m_curr_dash_start = ds;
-            ds = 0;
-        }
-    }
-}
-void vcgen_dash::remove_all()
-{
-    m_status = initial;
-    m_src_vertices.remove_all();
-    m_closed = 0;
-}
-void vcgen_dash::add_vertex(FX_FLOAT x, FX_FLOAT y, unsigned cmd)
-{
-    m_status = initial;
-    if(is_move_to(cmd)) {
-        m_src_vertices.modify_last(vertex_dist(x, y));
-    } else {
-        if(is_vertex(cmd)) {
-            m_src_vertices.add(vertex_dist(x, y));
-        } else {
-            m_closed = get_close_flag(cmd);
-        }
-    }
-}
-void vcgen_dash::rewind(unsigned)
-{
-    if(m_status == initial) {
-        m_src_vertices.close(m_closed != 0);
-        shorten_path(m_src_vertices, m_shorten, m_closed);
-    }
-    m_status = ready;
-    m_src_vertex = 0;
-}
-unsigned vcgen_dash::vertex(FX_FLOAT* x, FX_FLOAT* y)
-{
-    unsigned cmd = path_cmd_move_to;
-    while(!is_stop(cmd)) {
-        switch(m_status) {
-            case initial:
-                rewind(0);
-            case ready:
-                if(m_num_dashes < 2 || m_src_vertices.size() < 2) {
-                    cmd = path_cmd_stop;
-                    break;
-                }
-                m_status = polyline;
-                m_src_vertex = 1;
-                m_v1 = &m_src_vertices[0];
-                m_v2 = &m_src_vertices[1];
-                m_curr_rest = m_v1->dist;
-                *x = m_v1->x;
-                *y = m_v1->y;
-                if(m_dash_start >= 0) {
-                    calc_dash_start(m_dash_start);
-                }
-                return path_cmd_move_to;
-            case polyline: {
-                    FX_FLOAT dash_rest = m_dashes[m_curr_dash] - m_curr_dash_start;
-                    unsigned cmd = (m_curr_dash & 1) ?
-                                   path_cmd_move_to :
-                                   path_cmd_line_to;
-                    if(m_curr_rest > dash_rest) {
-                        m_curr_rest -= dash_rest;
-                        ++m_curr_dash;
-                        if(m_curr_dash >= m_num_dashes) {
-                            m_curr_dash = 0;
-                        }
-                        m_curr_dash_start = 0;
-                        *x = m_v2->x - (m_v2->x - m_v1->x) * m_curr_rest / m_v1->dist;
-                        *y = m_v2->y - (m_v2->y - m_v1->y) * m_curr_rest / m_v1->dist;
-                    } else {
-                        m_curr_dash_start += m_curr_rest;
-                        *x = m_v2->x;
-                        *y = m_v2->y;
-                        ++m_src_vertex;
-                        m_v1 = m_v2;
-                        m_curr_rest = m_v1->dist;
-                        if(m_closed) {
-                            if(m_src_vertex > m_src_vertices.size()) {
-                                m_status = stop;
-                            } else {
-                                m_v2 = &m_src_vertices
-                                       [
-                                           (m_src_vertex >= m_src_vertices.size()) ? 0 :
-                                           m_src_vertex
-                                       ];
-                            }
-                        } else {
-                            if(m_src_vertex >= m_src_vertices.size()) {
-                                m_status = stop;
-                            } else {
-                                m_v2 = &m_src_vertices[m_src_vertex];
-                            }
-                        }
-                    }
-                    return cmd;
-                }
-                break;
-            case stop:
-                cmd = path_cmd_stop;
-                break;
-        }
-    }
-    return path_cmd_stop;
-}
-}