diff options
Diffstat (limited to 'core/src/fxge/agg/agg23/fx_agg_vcgen_dash.cpp')
| -rw-r--r-- | core/src/fxge/agg/agg23/fx_agg_vcgen_dash.cpp | 176 |
1 files changed, 0 insertions, 176 deletions
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 0b6c29051b..0000000000 --- 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; -} -} |